A、高速操作和野蛮开关舱是危险的
B、高速和野蛮操作舱盖是危险的
C、低速操作和野蛮开关舱是危险的
D、低速和野蛮操作舱盖是危险的
更多“High-speed operation and rough handling of covers are dangerous.（）”相关的问题
A、High-speed operation and rough handling of hatches are dangerous. B、Low-speed operation and rough handling of hatches are dangerous. C、Low-speed operation and rough handling of hatch covers are dangerous. D、High-speed operation and rough handling of hatch covers are dangerous.
A、A.slow-speed diesel B、B.medium-speed diesel C、C.high-speed diesel D、D.constant-speed diesel
A、A. low-speed control B、B. inching control C、C. high-speed control D、D. slow-speed control
A、High-speed parallel connections B、Lower voltage C、Lower volume stripes D、Higher bandwidth
A、Splash lubrication B、Pressure lubrication C、Sight feed lubricators D、Mechanical lubricators
A、many thousand times larger than B、the same as C、many thousand times smaller D、none of the above
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