题目内容

X62W型铣床工作台垂向和纵向进给是通过()互锁的。

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离子交换树脂是一种不溶于水的高分子化合物()。

A. 正确
B. 错误

按国际通行说法,汽车后市场利润相对于前市场要()。

总承包单位和分包单位对分包工程的安全生产各自承担责任。

A. 正确
B. 错误

During storm conditions on a ship,the mooring tensions should be adjusted so that().

A. all mooring lines have a different tension
B. the leeward lines have higher tension than the windward lines
C. the maximum tension of the most heavily loaded line does not exceed the safe working load
D. all horizontal tension forces on the windward lines are no greater than the vertical tension force

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