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【单选题】

Ropes can be divided into （）basic types.

A、3

B、4

C、5

D、6

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更多“Ropes can be divided into （）basic types.”相关的问题
第1题
[] Ropes can be divided into three types: （）.

A、A. natural fiber rope, manila rope and synthetic rope  B、B. natural fiber rope, synthetic rope and wire rope  C、C. synthetic rope, manila rope and wire rope  D、D. synthetic rope, manila rope and wooden rope  

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第2题
[填空题] The UK economy can be divided into three main sectors（）industries,secondary industries and（）industries.

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第3题
[单选题] Manila ropes can be used （）mooring and handling cargoes.

A、for  B、to  C、by  D、with  

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第4题
[单选题] It is very important for every sailor （）the characteristics of the ropes so that they can be for right jobs.

A、knowing  B、know  C、to know  D、knew  

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第5题
[单选题] （）（货船）can be divided into two basic types.

A、Cargo ships  B、Oil ships  C、Gas carriers  D、Tramps  

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第6题
[] Fires can be divided into different （）.

A、A.kind  B、B.kinds  C、C.types  D、D.B+C  

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第7题
[单选题] Smaller engines can be made more rigid than large ones and may not have （）.

A、through bolts  B、dividing walls  C、sloping surfaces  D、relative angles  

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第8题
[单选题] The pumps employed on board ship can be divided into two main categories ie（） pumps and centrifugal pumps.

A、gear  B、nonpositive displacement  C、positive displacement  D、rotary  

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第9题
[单选题] Vessels shall be deemed to be in sight of one another only when one（）from the other.

A、can be observed visually  B、can be observed by radar  C、can be located on the radar  D、can be heard  

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