單項(xiàng)選擇題

In order to withstand fluid head pressure on a ship，stiffeners are often attached to the bulkhead（）.

A.penetrations
B.plating
C.framing
D.brackets

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單項(xiàng)選擇題

I saw the cargo surveyor（）the cargo on deck just a minute ago．

A.examine
B.to examine
C.being examined
D.examining

單項(xiàng)選擇題

Hatch No.1 must be cleaned up to meet the（）of the cargo surveyors．

A.necessity
B.responsibility
C.requirement
D.stipulation