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

Chafing gear（）.

The angle at which the anchor flukes penetrate the soil is the（）.

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

At（）an occasional survey has been carried out．

At least one reinspection shall be made on each vessel holding a Certificate of Inspection valid for two years. This inspection shall be held between the tenth and fourteenth months of the duration period of the certificate and shall be（）.

The end of the joint with the exterior threads is called the（）.

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

The angle between the flukes and the shank of an anchor is called the（）.

Cracks may be prevented from developing at the corners of welded plating inserts by（）.