What is the purpose of the limit switch on gravity davits?()

A . To cut off the power when the davits hit the track safety stops B . To stop the davits from going too fast C . To cut off the power when the davits are about 12 inches or more from the track safety stops D . None of the above

时间:2022-08-27 23:47:55 所属题库:法学类自考题库

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