單項(xiàng)選擇題Cargoes that might leak from containers are known as（）.

A.dirty cargoes
B.caustic cargoes
C.wet cargoes
D.bulk cargoes


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1.單項(xiàng)選擇題Chain slings are suitable for heavy slender articles, such as（）.

A.timber or steel rails
B.locomotives or boilers
C.railway passenger coaches
D.motor vehicles

2.單項(xiàng)選擇題Chemical burns are caused by the skin coming in contact with（）.

A.acids or alkalies
B.diesel oil
C.acids, but not alkalies
D.alkalies, but not acids

3.單項(xiàng)選擇題Compared to internal structural plating. The exterior hull plating on a vessel is usually（）.

A.stronger
B.thinner
C.more corrosion resistant
D.a lower grade steel

4.單項(xiàng)選擇題Connentrated heavy loads are involved in loading a lash vessel. What does not require close attention due to such loads while working cargo?（）.

A.GM-available and required
B.Longitudinal stress numberal
C.Tons per inch immersion numeral
D.Draft

5.單項(xiàng)選擇題Concerning the use of a stabilogauge, what of the following cannot be found?（）.

A.Mean draft
B.Trim
C.displacement
D.Deadweight