The boom stops are installed on an offshore crane to（）.

The anchors on the bow are known as（）.

In which case is the IOPP Certificate of an inspected vessel NOT invalidated?（）

The burden of proving unseaworthiness is upon those who（）it.

The above mentioned ship has been duly（）in accordance with the provisions of the convention referred to.

In the ship construction portfolio，materials which do not conform to ASTM or ABS specifications must also include the（）.

The bottom of the mast rests on a part of the keel called the mast（）.

At the same time，it is（）for you to signify your acknowledgement of the responsibility for the collision by signing the copies of this letter hereto attached and to return me two copies in due time.

During fueling，all doors，hatches，and ports（）.

Connecting elements of a mooring system should be fabricated from（）.