hook stick

电子工程专业词汇英语(-K) ... hook 钩 hook stick 钩操姿 hook type current transformer 钩形变流 ...

... ) electric switching order 电气操作票 ) hook stick [电气]操作棒，钩棒，操作杆 ) electric operating 电气操作制度 ...

... ) electric switching order 电气操作票 ) hook stick [电气]操作棒，钩棒，操作杆 ) electric operating 电气操作制度 ...