并(bing)可(ke)同時(shi)提供多種電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)，以(yi)適(shi)應(ying)電(dian)(dian)(dian)(dian)(dian)(dian)子電(dian)(dian)(dian)(dian)(dian)(dian)路的(de)需(xu)要(yao)(yao)，如圖(tu)15（b）所示(shi)(shi)。制作時(shi)應(ying)根據需(xu)要(yao)(yao)選用(yong)具有(you)符合(he)要(yao)(yao)求的(de)次級電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)、電(dian)(dian)(dian)(dian)(dian)(dian)流的(de)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)。16、電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)的(de)另一(yi)用(yong)途(tu)是(shi)電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)隔離(li)。由于(yu)(yu)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)的(de)隔離(li)作用(yong)，即使人體接觸到電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)U2，也不會與(yu)(yu)交(jiao)(jiao)流220V市電(dian)(dian)(dian)(dian)(dian)(dian)構成回路，保證了人身安全（圖(tu)16）。這就是(shi)維修熱(re)底板家電(dian)(dian)(dian)(dian)(dian)(dian)時(shi)必(bi)須(xu)要(yao)(yao)用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)隔離(li)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)的(de)道(dao)理。17、音(yin)頻(pin)(pin)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)工作于(yu)(yu)音(yin)頻(pin)(pin)范圍，具有(you)信(xin)號(hao)(hao)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)傳(chuan)輸(shu)、分(fen)配和阻(zu)抗匹(pi)配的(de)作用(yong)。圖(tu)17所示(shi)(shi)為推挽功(gong)率放(fang)(fang)(fang)(fang)大(da)器(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)(dian)(dian)路，輸(shu)入變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)將(jiang)信(xin)號(hao)(hao)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)傳(chuan)輸(shu)、分(fen)配給(gei)晶體管VT1和VT2（送(song)給(gei)VT2的(de)信(xin)號(hao)(hao)還倒(dao)了相(xiang)），使VT1和VT2交(jiao)(jiao)替放(fang)(fang)(fang)(fang)大(da)正、負半周信(xin)號(hao)(hao)，然后再由輸(shu)出(chu)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)將(jiang)信(xin)號(hao)(hao)合(he)成輸(shu)出(chu)。輸(shu)出(chu)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)同時(shi)還將(jiang)揚聲器(qi)(qi)(qi)(qi)的(de)8Ω低阻(zu)變(bian)(bian)(bian)換為數百歐姆的(de)高阻(zu)，與(yu)(yu)放(fang)(fang)(fang)(fang)大(da)器(qi)(qi)(qi)(qi)的(de)輸(shu)出(chu)阻(zu)抗相(xiang)匹(pi)配，使得放(fang)(fang)(fang)(fang)大(da)器(qi)(qi)(qi)(qi)輸(shu)出(chu)的(de)音(yin)頻(pin)(pin)功(gong)率而失真小。18、中(zhong)頻(pin)(pin)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)習慣上(shang)簡稱為中(zhong)周，應(ying)用(yong)于(yu)(yu)超外差收音(yin)機和電(dian)(dian)(dian)(dian)(dian)(dian)視機的(de)中(zhong)頻(pin)(pin)放(fang)(fang)(fang)(fang)大(da)電(dian)(dian)(dian)(dian)(dian)(dian)路中(zhong)。中(zhong)頻(pin)(pin)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)具有(you)選頻(pin)(pin)與(yu)(yu)耦合(he)的(de)作用(yong)。圖(tu)18（a）所示(shi)(shi)為超外差收音(yin)機中(zhong)放(fang)(fang)(fang)(fang)部分(fen)電(dian)(dian)(dian)(dian)(dian)(dian)路，中(zhong)頻(pin)(pin)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)T1、T2的(de)初(chu)級線圈(quan)分(fen)別與(yu)(yu)C1、C2諧振于(yu)(yu)465kHz，作為VT1、VT2的(de)負載(zai)，因此，只有(you)465kHz中(zhong)頻(pin)(pin)信(xin)號(hao)(hao)得到放(fang)(fang)(fang)(fang)大(da)，起(qi)到了選頻(pin)(pin)的(de)作用(yong)。圖(tu)18（b）為中(zhong)頻(pin)(pin)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)幅頻(pin)(pin)特(te)性(xing)曲(qu)線，f0為諧振頻(pin)(pin)率。35. 電(dian)(dian)(dian)(dian)(dian)(dian)感器(qi)(qi)(qi)(qi)的(de)有(you)效使用(yong)可(ke)以(yi)減少電(dian)(dian)(dian)(dian)(dian)(dian)路的(de)損耗和噪音(yin)。福建銅芯(xin)電(dian)(dian)(dian)(dian)(dian)(dian)感器(qi)(qi)(qi)(qi)

流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)又分為有差壓(ya)式(shi)流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)、轉子流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)、節(jie)流(liu)(liu)(liu)式(shi)流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)、細縫流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)、容(rong)積流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)、電(dian)(dian)(dian)(dian)磁(ci)流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)、超聲波流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)等。按(an)介質分類：液體(ti)(ti)流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)和氣體(ti)(ti)流(liu)(liu)(liu)量(liang)(liang)(liang)計(ji)。潛(qian)水(shui)(shui)(shui)泵是(shi)(shi)(shi)深井提水(shui)(shui)(shui)的(de)(de)(de)(de)重(zhong)要設備。使(shi)用(yong)(yong)(yong)(yong)(yong)時整個(ge)機(ji)組潛(qian)入(ru)水(shui)(shui)(shui)中(zhong)工(gong)作(zuo)，把地(di)下水(shui)(shui)(shui)提取到(dao)地(di)表，是(shi)(shi)(shi)生(sheng)活用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)(shui)、礦山搶險(xian)、工(gong)業冷卻、農田灌溉、海水(shui)(shui)(shui)提升、輪船調載，還可(ke)用(yong)(yong)(yong)(yong)(yong)于噴(pen)泉景觀。光(guang)(guang)纖是(shi)(shi)(shi)光(guang)(guang)導(dao)纖維(wei)的(de)(de)(de)(de)簡(jian)寫，是(shi)(shi)(shi)一(yi)(yi)(yi)種(zhong)由玻璃或(huo)塑料制(zhi)成的(de)(de)(de)(de)纖維(wei)，可(ke)作(zuo)為光(guang)(guang)傳導(dao)工(gong)具。傳輸原理是(shi)(shi)(shi)‘光(guang)(guang)的(de)(de)(de)(de)全反射’。繼(ji)電(dian)(dian)(dian)(dian)器(qi)（英文名稱：relay）是(shi)(shi)(shi)一(yi)(yi)(yi)種(zhong)電(dian)(dian)(dian)(dian)控制(zhi)器(qi)件，是(shi)(shi)(shi)當輸入(ru)量(liang)(liang)(liang)（激勵量(liang)(liang)(liang)）的(de)(de)(de)(de)變(bian)(bian)化達到(dao)規(gui)定要求時，在電(dian)(dian)(dian)(dian)氣輸出電(dian)(dian)(dian)(dian)路(lu)中(zhong)使(shi)被控量(liang)(liang)(liang)發生(sheng)預(yu)定的(de)(de)(de)(de)階躍變(bian)(bian)化的(de)(de)(de)(de)一(yi)(yi)(yi)種(zhong)電(dian)(dian)(dian)(dian)器(qi)。快(kuai)(kuai)(kuai)(kuai)速(su)(su)接頭(tou)，是(shi)(shi)(shi)一(yi)(yi)(yi)種(zhong)不需要工(gong)具就能實現(xian)管路(lu)連(lian)通或(huo)斷開(kai)的(de)(de)(de)(de)接頭(tou)。快(kuai)(kuai)(kuai)(kuai)速(su)(su)接頭(tou)可(ke)分為：空氣用(yong)(yong)(yong)(yong)(yong)快(kuai)(kuai)(kuai)(kuai)速(su)(su)接頭(tou)、氧(yang)氣燃料氣體(ti)(ti)用(yong)(yong)(yong)(yong)(yong)快(kuai)(kuai)(kuai)(kuai)速(su)(su)接頭(tou)、氣體(ti)(ti)液體(ti)(ti)共用(yong)(yong)(yong)(yong)(yong)快(kuai)(kuai)(kuai)(kuai)速(su)(su)接頭(tou)、油壓(ya)用(yong)(yong)(yong)(yong)(yong)快(kuai)(kuai)(kuai)(kuai)速(su)(su)接頭(tou)、惰性氣體(ti)(ti)用(yong)(yong)(yong)(yong)(yong)快(kuai)(kuai)(kuai)(kuai)速(su)(su)接頭(tou)、冷卻水(shui)(shui)(shui)溫油用(yong)(yong)(yong)(yong)(yong)快(kuai)(kuai)(kuai)(kuai)速(su)(su)接頭(tou)、半導(dao)體(ti)(ti)快(kuai)(kuai)(kuai)(kuai)速(su)(su)接頭(tou)。鎮流(liu)(liu)(liu)器(qi)（ballastresistor）是(shi)(shi)(shi)日(ri)(ri)光(guang)(guang)燈(deng)上(shang)起限(xian)流(liu)(liu)(liu)作(zuo)用(yong)(yong)(yong)(yong)(yong)和產(chan)生(sheng)瞬間高壓(ya)的(de)(de)(de)(de)設備，它是(shi)(shi)(shi)在硅鋼制(zhi)作(zuo)的(de)(de)(de)(de)鐵芯(xin)(xin)上(shang)纏漆包(bao)線(xian)制(zhi)作(zuo)而成，這(zhe)樣的(de)(de)(de)(de)帶鐵芯(xin)(xin)的(de)(de)(de)(de)線(xian)圈，在瞬間開(kai)/關(guan)上(shang)電(dian)(dian)(dian)(dian)時，就會自感產(chan)生(sheng)高壓(ya)，加在日(ri)(ri)光(guang)(guang)燈(deng)管的(de)(de)(de)(de)兩端的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)極（燈(deng)絲）上(shang)。福建(jian)銅(tong)芯(xin)(xin)電(dian)(dian)(dian)(dian)感器(qi)廠家16. 電(dian)(dian)(dian)(dian)感器(qi)在直流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)路(lu)中(zhong)可(ke)以使(shi)電(dian)(dian)(dian)(dian)流(liu)(liu)(liu)變(bian)(bian)化速(su)(su)度(du)減慢。

以(yi)獲得限(xian)度(du)的(de)(de)(de)(de)傳送(song)信號功率(lv)(lv)。電(dian)(dian)力變壓(ya)(ya)器(qi)(qi)(qi)就是(shi)把高壓(ya)(ya)電(dian)(dian)變成(cheng)(cheng)(cheng)民用市(shi)電(dian)(dian)，而(er)我們的(de)(de)(de)(de)許多電(dian)(dian)器(qi)(qi)(qi)都是(shi)使用低(di)壓(ya)(ya)直流(liu)電(dian)(dian)源(yuan)(yuan)工(gong)作(zuo)(zuo)的(de)(de)(de)(de)，需(xu)(xu)要用電(dian)(dian)源(yuan)(yuan)變壓(ya)(ya)器(qi)(qi)(qi)把220v交(jiao)流(liu)市(shi)電(dian)(dian)變換成(cheng)(cheng)(cheng)低(di)壓(ya)(ya)交(jiao)流(liu)電(dian)(dian)，再通(tong)過二(er)極(ji)管(guan)整(zheng)流(liu)，電(dian)(dian)容器(qi)(qi)(qi)濾波，形成(cheng)(cheng)(cheng)直流(liu)電(dian)(dian)供電(dian)(dian)器(qi)(qi)(qi)工(gong)作(zuo)(zuo)。電(dian)(dian)視(shi)機(ji)(ji)顯象管(guan)需(xu)(xu)要上萬伏的(de)(de)(de)(de)電(dian)(dian)壓(ya)(ya)來工(gong)作(zuo)(zuo)，是(shi)由(you)“行輸出變壓(ya)(ya)器(qi)(qi)(qi)”供給(gei)的(de)(de)(de)(de)。當(dang)然，電(dian)(dian)源(yuan)(yuan)變壓(ya)(ya)器(qi)(qi)(qi)也有其(qi)不(bu)少(shao)缺點(dian)(dian)，例如功率(lv)(lv)與(yu)體積成(cheng)(cheng)(cheng)正(zheng)比，笨重(zhong)、效(xiao)率(lv)(lv)低(di)等，現在(zai)正(zheng)在(zai)被新型的(de)(de)(de)(de)“電(dian)(dian)子變壓(ya)(ya)器(qi)(qi)(qi)”所取(qu)代。電(dian)(dian)子變壓(ya)(ya)器(qi)(qi)(qi)一(yi)般是(shi)“開關(guan)(guan)電(dian)(dian)源(yuan)(yuan)”，電(dian)(dian)腦工(gong)作(zuo)(zuo)需(xu)(xu)要的(de)(de)(de)(de)幾(ji)組電(dian)(dian)壓(ya)(ya)就是(shi)開關(guan)(guan)電(dian)(dian)源(yuan)(yuan)供給(gei)的(de)(de)(de)(de)，彩電(dian)(dian)、顯示(shi)器(qi)(qi)(qi)中更是(shi)無一(yi)例外地(di)使用了(le)開關(guan)(guan)電(dian)(dian)源(yuan)(yuan)。繼電(dian)(dian)器(qi)(qi)(qi)就是(shi)電(dian)(dian)子機(ji)(ji)械(xie)開關(guan)(guan)，它是(shi)用漆包(bao)銅線在(zai)一(yi)個(ge)圓(yuan)鐵芯上繞幾(ji)百圈(quan)至幾(ji)千(qian)圈(quan)，當(dang)線圈(quan)中流(liu)過電(dian)(dian)流(liu)時(shi)，圓(yuan)鐵芯產生了(le)磁場，把圓(yuan)鐵芯上邊的(de)(de)(de)(de)帶有接觸(chu)(chu)(chu)片的(de)(de)(de)(de)鐵板吸住，使之斷開一(yi)個(ge)觸(chu)(chu)(chu)點(dian)(dian)而(er)接通(tong)第(di)二(er)個(ge)開關(guan)(guan)觸(chu)(chu)(chu)點(dian)(dian)。當(dang)線圈(quan)斷電(dian)(dian)時(shi)，鐵芯失去磁性，由(you)于接觸(chu)(chu)(chu)銅片的(de)(de)(de)(de)彈性作(zuo)(zuo)用，使鐵板離開鐵芯，恢復與(yu)一(yi)個(ge)觸(chu)(chu)(chu)點(dian)(dian)的(de)(de)(de)(de)接通(tong)。因此，可以(yi)用很小(xiao)的(de)(de)(de)(de)電(dian)(dian)流(liu)去控(kong)制其(qi)他電(dian)(dian)路的(de)(de)(de)(de)開關(guan)(guan)。整(zheng)個(ge)繼電(dian)(dian)器(qi)(qi)(qi)由(you)塑料或有機(ji)(ji)玻(bo)璃防塵罩(zhao)保護著，有的(de)(de)(de)(de)還是(shi)全密(mi)封(feng)的(de)(de)(de)(de)，以(yi)防觸(chu)(chu)(chu)電(dian)(dian)氧(yang)化。

做任何測(ce)量(liang)(liang)(liang)(liang)(liang)前的(de)熟悉所使用(yong)測(ce)量(liang)(liang)(liang)(liang)(liang)儀器，了解(jie)儀器能做什么，然后按照(zhao)它給你的(de)操作說(shuo)明去做即可(ke)。電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)器線(xian)(xian)(xian)路圖標(biao)注方(fang)法(fa)(fa)(fa)電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)器1、直(zhi)(zhi)標(biao)法(fa)(fa)(fa)：在電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)線(xian)(xian)(xian)圈(quan)(quan)的(de)外殼上直(zhi)(zhi)接用(yong)數字(zi)(zi)和文字(zi)(zi)標(biao)出電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)線(xian)(xian)(xian)圈(quan)(quan)的(de)電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)量(liang)(liang)(liang)(liang)(liang)，允許誤差(cha)及ZUI大工作電(dian)(dian)(dian)流等主(zhu)要參數。2、色(se)標(biao)法(fa)(fa)(fa)：色(se)標(biao)法(fa)(fa)(fa)：即用(yong)色(se)環(huan)表(biao)(biao)示(shi)(shi)電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)量(liang)(liang)(liang)(liang)(liang)，單位(wei)為mH，di一二(er)位(wei)表(biao)(biao)示(shi)(shi)有效數字(zi)(zi)，第三位(wei)表(biao)(biao)示(shi)(shi)倍率，第四(si)位(wei)為誤差(cha)。電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)器好壞(huai)(huai)(huai)判(pan)斷(duan)(duan)1、電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)測(ce)量(liang)(liang)(liang)(liang)(liang)：將萬(wan)用(yong)表(biao)(biao)打(da)到蜂(feng)鳴二(er)極管檔，把表(biao)(biao)筆放在兩(liang)引腳上，看萬(wan)用(yong)表(biao)(biao)的(de)讀數。2、好壞(huai)(huai)(huai)判(pan)斷(duan)(duan)：對(dui)于貼片電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)此時(shi)(shi)的(de)讀數應為零，若(ruo)萬(wan)用(yong)表(biao)(biao)讀數偏(pian)大或(huo)為無窮大則表(biao)(biao)示(shi)(shi)電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)損壞(huai)(huai)(huai)。對(dui)于電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)線(xian)(xian)(xian)圈(quan)(quan)匝數較多，線(xian)(xian)(xian)徑較細的(de)線(xian)(xian)(xian)圈(quan)(quan)讀數會達到幾十到時(shi)(shi)幾百(bai)，通常情(qing)況下(xia)線(xian)(xian)(xian)圈(quan)(quan)的(de)直(zhi)(zhi)流電(dian)(dian)(dian)阻只有幾歐姆。損壞(huai)(huai)(huai)表(biao)(biao)現為發燙或(huo)電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)磁環(huan)明顯損壞(huai)(huai)(huai)，若(ruo)電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)線(xian)(xian)(xian)圈(quan)(quan)不是(shi)嚴重損壞(huai)(huai)(huai)，而又無法(fa)(fa)(fa)確(que)(que)定時(shi)(shi)，可(ke)用(yong)電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)表(biao)(biao)測(ce)量(liang)(liang)(liang)(liang)(liang)其電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)量(liang)(liang)(liang)(liang)(liang)或(huo)用(yong)替換法(fa)(fa)(fa)來(lai)判(pan)斷(duan)(duan)。電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)器注意事項一、電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)類元件，其鐵心(xin)與(yu)繞(rao)線(xian)(xian)(xian)容易(yi)因溫升(sheng)效果產生(sheng)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)量(liang)(liang)(liang)(liang)(liang)變化，需注意其本體溫度必須(xu)在使用(yong)規格范(fan)圍內.。二(er)、電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)器之繞(rao)線(xian)(xian)(xian)，在電(dian)(dian)(dian)流通過后容易(yi)形成(cheng)電(dian)(dian)(dian)磁場。在元件位(wei)置擺放時(shi)(shi)，需注意使相(xiang)臨之電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)器彼此遠離，或(huo)繞(rao)線(xian)(xian)(xian)組(zu)互(hu)成(cheng)直(zhi)(zhi)角，以(yi)減少相(xiang)互(hu)間之感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)應量(liang)(liang)(liang)(liang)(liang)。三、電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)器之各層繞(rao)線(xian)(xian)(xian)間，尤其是(shi)多圈(quan)(quan)細線(xian)(xian)(xian)。31. 電(dian)(dian)(dian)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)(gan)器的(de)制(zhi)造過程需要嚴格控制(zhi)和測(ce)試以(yi)確(que)(que)保質量(liang)(liang)(liang)(liang)(liang)。

B+B，BB01025電(dian)感器(qi)(qi).我(wo)司優勢供應：TEKAReplacementcartridge212mm過濾(lv)器(qi)(qi)AK0Armaturen&Separati0nsGmbH閥(fa)芯(xin)Schlatter145939主板hydacEDS3348-5-0010-000-F1壓力(li)開(kai)關HERZ0G7-6082-282081-9機械手夾臂Rexr0thRFWA-INDRV*-MPB-07VRS-D5-1-MSP-NN軟件HIRSCHMANN工控機RekaTR80LCD/230VNr:5454噴(pen)槍LEEPCFM2800250S止回閥(fa)Murrelektr0nikGmbH7000-4接(jie)(jie)插件hydacEDS1791-P-400-000壓力(li)開(kai)關D0LDZWS35SL35WS-NR:0004973繼電(dian)器(qi)(qi)SIEMENS7KM2111-1BA00-3AA0總(zong)線模(mo)塊emecaniqueASISSLB5模(mo)塊SIEMENS7ML5221-2AA11液(ye)位(wei)計(ji)HARTING插針接(jie)(jie)頭(tou)(tou)SCHUNK301032MMS22-S-M8,PNP接(jie)(jie)近開(kai)關Ahlb0rnFD821413U+0R8214T2+0R8214G1+ZA8214AK壓力(li)傳感器(qi)(qi)Pr0xitr0nIK0H感應接(jie)(jie)近開(kai)關Hasc0z819/13/接(jie)(jie)頭(tou)(tou)Phytr0nGCD93－70控制器(qi)(qi)L0VAT0BF0910D024接(jie)(jie)觸(chu)器(qi)(qi)Murr276226插頭(tou)(tou)AT0SQV-10/2閥(fa)門Rexr0th0D1502171AS000電(dian)磁(ci)閥(fa)S0URIAUUT018JCPGN插頭(tou)(tou)Hengstler633833計(ji)數器(qi)(qi)HagglundsR;Kundenartikel-Nr.:4783233-621濾(lv)芯(xin)VahleUV25碳刷heidenhainAELS186C,ID:658492-01。46. 電(dian)感器(qi)(qi)的設計(ji)需要考慮到成本和(he)性能(neng)的平衡。河(he)北空心電(dian)感器(qi)(qi)批發廠家

14. 電感器的(de)大小和導線的(de)匝數決定了(le)其(qi)電感值。福建銅芯電感器

兩種形式又都有立(li)式和(he)臥式兩種外形結構。1、立(li)式密封(feng)固定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)立(li)式密封(feng)固定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)采用同向(xiang)型(xing)(xing)引腳(jiao)，國產電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)量(liang)范圍(wei)為(wei)(wei)(wei)μH（直標(biao)(biao)在(zai)外殼(ke)上），額(e)(e)定(ding)(ding)工作電(dian)(dian)(dian)(dian)(dian)流(liu)為(wei)(wei)(wei)，誤(wu)差(cha)范圍(wei)為(wei)(wei)(wei)±5%~±10%，進口的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)量(liang)，電(dian)(dian)(dian)(dian)(dian)流(liu)量(liang)范圍(wei)更(geng)大(da)，誤(wu)差(cha)則更(geng)小(xiao)。進口有TDK系列色碼電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)，其(qi)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)量(liang)用色點標(biao)(biao)在(zai)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)表面。2、臥式密封(feng)固定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)臥式密封(feng)固定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)采用軸向(xiang)型(xing)(xing)引腳(jiao)，國產有、LGX等系列。LG1系列電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)量(liang)范圍(wei)為(wei)(wei)(wei)μH（直標(biao)(biao)在(zai)外殼(ke)上）LGA系列電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)采用超(chao)小(xiao)型(xing)(xing)結構，外形與(yu)1/2W色環電(dian)(dian)(dian)(dian)(dian)阻器(qi)(qi)(qi)相似(si)，其(qi)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)量(liang)范圍(wei)為(wei)(wei)(wei)μH（用色環標(biao)(biao)在(zai)外殼(ke)上），額(e)(e)定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)流(liu)為(wei)(wei)(wei)。LGX系列色碼電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)也(ye)為(wei)(wei)(wei)小(xiao)型(xing)(xing)封(feng)裝結構，其(qi)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)量(liang)范圍(wei)為(wei)(wei)(wei)μH，額(e)(e)定(ding)(ding)電(dian)(dian)(dian)(dian)(dian)流(liu)分為(wei)(wei)(wei)50mA、150mA、300mA和(he)。電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)可(ke)調(diao)(diao)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)常用的(de)(de)(de)(de)可(ke)調(diao)(diao)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)有半(ban)(ban)導體(ti)收音機(ji)用振(zhen)蕩(dang)(dang)(dang)線(xian)圈(quan)(quan)、電(dian)(dian)(dian)(dian)(dian)視機(ji)用行(xing)振(zhen)蕩(dang)(dang)(dang)線(xian)圈(quan)(quan)、行(xing)線(xian)性線(xian)圈(quan)(quan)、中頻(pin)陷波線(xian)圈(quan)(quan)、音響用頻(pin)率補償線(xian)圈(quan)(quan)、阻波線(xian)圈(quan)(quan)等。1、半(ban)(ban)導體(ti)收音機(ji)用振(zhen)蕩(dang)(dang)(dang)線(xian)圈(quan)(quan)：此(ci)振(zhen)蕩(dang)(dang)(dang)線(xian)圈(quan)(quan)在(zai)半(ban)(ban)導體(ti)收音機(ji)中與(yu)可(ke)變電(dian)(dian)(dian)(dian)(dian)容器(qi)(qi)(qi)等組成(cheng)(cheng)本機(ji)振(zhen)蕩(dang)(dang)(dang)電(dian)(dian)(dian)(dian)(dian)路，用來產生一個輸入(ru)調(diao)(diao)諧電(dian)(dian)(dian)(dian)(dian)路接收的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)臺信號(hao)高出(chu)465kHz的(de)(de)(de)(de)本振(zhen)信號(hao)。其(qi)外部為(wei)(wei)(wei)金(jin)屬(shu)屏蔽罩，內部由尼(ni)龍襯架、工字形磁(ci)心、磁(ci)帽(mao)及引腳(jiao)座等構成(cheng)(cheng)，在(zai)工字磁(ci)心上有用GAO強度漆包線(xian)繞(rao)制的(de)(de)(de)(de)繞(rao)組。磁(ci)帽(mao)裝在(zai)屏蔽罩內的(de)(de)(de)(de)尼(ni)龍架上。福建(jian)銅芯(xin)電(dian)(dian)(dian)(dian)(dian)感(gan)(gan)器(qi)(qi)(qi)

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