Monday, July 8, 2024
Saturday, September 10, 2022
Sunday, October 16, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
问题:在高压设备上工作分类是:一类(),二类(),三类()。...
Thursday, September 15, 2022
Monday, September 12, 2022
问题:铅酸蓄电池正极板正常状态为()。A、深褐色B、浅褐色C、银灰色...
Thursday, October 31, 2024
Thursday, September 15, 2022
Sunday, July 20, 2025
问题:桥式吊车的吊钩,其磨损面的磨损量超过断面的()应降负荷使用。A、30%B、20%C、10%...
Wednesday, February 12, 2025
Thursday, September 15, 2022
问题:对新参加电气工作人员、实习人员、临时参加劳动人员和外单位派来支援的人员有什么要求?...
Saturday, December 24, 2022
问题:平台窗口在通过后应当立即()使用提升机吊运物品时,勿站在吊运物品...
Monday, September 12, 2022
问题:变桨系统所具有的功能()A、变桨调节B、矩角的采集C、扭矩控制D、异常保护...
Tuesday, May 23, 2023
问题:风电机受潮发出沙沙噪声,此时不得接近风电机,以()...
Thursday, September 15, 2022
Monday, September 12, 2022
Monday, December 2, 2024
问题:风机的变桨系统分为液压变桨和电控变桨。那么在电控变桨的风机中,风...
Thursday, September 15, 2022
Thursday, September 15, 2022