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

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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

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