<bdo id="2fwpw"></bdo><noframes id="2fwpw"><delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><bdo id="2fwpw"></bdo><delect id="2fwpw"></delect><delect id="2fwpw"><bdo id="2fwpw"></bdo></delect><noframes id="2fwpw"><noframes id="2fwpw"><delect id="2fwpw"><delect id="2fwpw"></delect></delect><rt id="2fwpw"></rt><delect id="2fwpw"></delect><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo> <bdo id="2fwpw"><rt id="2fwpw"></rt></bdo><noframes id="2fwpw"><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo><delect id="2fwpw"><rt id="2fwpw"></rt></delect><rt id="2fwpw"><rt id="2fwpw"></rt></rt><bdo id="2fwpw"><bdo id="2fwpw"></bdo></bdo><rt id="2fwpw"></rt><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><delect id="2fwpw"><noframes id="2fwpw"><noframes id="2fwpw"> <delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><noframes id="2fwpw"><noframes id="2fwpw">
再見(jiàn)理想
雖然時(shí)間很遙遠，但從未停止過(guò)。
級別: VIP會(huì )員
精華主題: 1 篇
發(fā)帖數量: 1557 個(gè)
工控威望: 1438 點(diǎn)
下載積分: 22806 分
在線(xiàn)時(shí)間: 816(小時(shí))
注冊時(shí)間: 2007-12-26
最后登錄: 2024-05-05
查看再見(jiàn)理想的 主題 / 回貼
樓主  發(fā)表于: 2010-10-08 22:06
圖片：
上圖，看圖說(shuō)話(huà)~~！
在洋紅色的云線(xiàn)框里那個(gè)是NO常開(kāi)點(diǎn)是從斷路器上取下。
電路這樣設計有什么意義？
[img]Http://wyqpyx.com/attachment/Mon_2311/18_25997_2865e2881f154e3.jpG[/img]
xqx666
深圳中級電工
級別: 家園�？�
精華主題: 0
發(fā)帖數量: 553 個(gè)
工控威望: 664 點(diǎn)
下載積分: 1988 分
在線(xiàn)時(shí)間: 280(小時(shí))
注冊時(shí)間: 2009-04-29
最后登錄: 2025-05-20
查看xqx666的 主題 / 回貼
1樓  發(fā)表于: 2010-10-09 23:00
從你的圖里所看到的就是：當開(kāi)關(guān)跳了后，工作指示燈H1也會(huì )滅，可以提醒操作員有電機故障了，而不會(huì )說(shuō)開(kāi)關(guān)跳了工作指示燈還亮。
電工廢話(huà)太多，直接上程序才是硬道理。誠交深圳及全國工控低手。

国产精品碰碰现在自|超碰香蕉人人网99精品|人妻无码一区二区19p|久久久噜噜噜久久中文字幕|亚洲va中文字幕无码
<bdo id="2fwpw"></bdo><noframes id="2fwpw"><delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><bdo id="2fwpw"></bdo><delect id="2fwpw"></delect><delect id="2fwpw"><bdo id="2fwpw"></bdo></delect><noframes id="2fwpw"><noframes id="2fwpw"><delect id="2fwpw"><delect id="2fwpw"></delect></delect><rt id="2fwpw"></rt><delect id="2fwpw"></delect><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo> <bdo id="2fwpw"><rt id="2fwpw"></rt></bdo><noframes id="2fwpw"><bdo id="2fwpw"></bdo><bdo id="2fwpw"></bdo><delect id="2fwpw"><rt id="2fwpw"></rt></delect><rt id="2fwpw"><rt id="2fwpw"></rt></rt><bdo id="2fwpw"><bdo id="2fwpw"></bdo></bdo><rt id="2fwpw"></rt><delect id="2fwpw"></delect><noframes id="2fwpw"><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><rt id="2fwpw"></rt><delect id="2fwpw"><noframes id="2fwpw"><noframes id="2fwpw"> <delect id="2fwpw"></delect><delect id="2fwpw"></delect><noframes id="2fwpw"><delect id="2fwpw"></delect><bdo id="2fwpw"></bdo><noframes id="2fwpw"><noframes id="2fwpw">