Tuesday, December 19, 2023
Tuesday, April 16, 2024
Tuesday, April 16, 2024
问题:2.5mm2导线压接OT型线鼻,扒皮长度为()。...
Thursday, February 1, 2024
Friday, January 26, 2024
问题:2.5mm2导线压接OT型线鼻,扒皮长度为()。...
Friday, April 12, 2024
问题:线束的位置均应在发热元器件的下方,线束位置在发热元件下方()宜。A、30-50mmB、10-20mmC、25-35mmD、50-60mm...
Thursday, January 4, 2024
问题:接线鼻要直接连接在铜排上,接缝和压接痕应朝上,并保证和铜排成()角连接,每个接地点最多允许连接两根线。A、45°B、90°C、180°D、任意角度...
Friday, April 12, 2024
问题:中性线用()符号来表示。A、AB、LC、VD、N...
Tuesday, April 16, 2024
问题:每节小母线允许4个接头,每个接线端子不得超过()个接头A、3B、6C、2D、5...
Tuesday, April 16, 2024
问题:导线接线要正确应符合()的要求,导线排列整齐美观,做到()。...
Friday, November 3, 2023
Wednesday, April 3, 2024
Friday, November 3, 2023
Thursday, February 1, 2024
问题:屏体装有安全接地铜排和电气接地铜排时:装置外壳接地线应接在().A、安全接地铜排B、电气接地铜排C、屏体D、任意根铜排...
Saturday, October 7, 2023
问题:母线采用栓接法进行安装紧固,紧固后螺栓尾部露出()扣。...
Wednesday, April 3, 2024
Friday, April 12, 2024
Thursday, February 1, 2024