A.timber or steel rails
B.locomotives or boilers
C.railway passenger coaches
D.motor vehicles
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A.reduces and prevents corrosion of standing rigging
B.prevents corrosion of running rigging
C.reduces and prevents wear caused by the rubbing of one object against another
D.protects the body against extreme cold
A.the Coast Guard
B.the ABS
C.the shipyard fire department
D.a certified marine chemist
A.the customs
B.the Register Bureau of shipping
C.the shipyard fire department
D.a certified gas chemist
A.essential
B.important
C.good
D.a better operation
A.at the discretion of the inspector，but in no greater detail than required for original certification
B.at the discretion of the inspector，but in no lesser detail than required for original certification
C.generally similar in scope to the inspection required for certification，but in less detail
D.equivalent to the inspection required for certification
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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 burden of proving unseaworthiness is upon those who（）it.
The anchors on the bow are known as（）.
Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.
Prior to burning or welding on a fuel tank on a ship，regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by（）.
I saw the cargo surveyor（）the cargo on deck just a minute ago．
The angle at which the anchor flukes penetrate the soil is the（）.
Periodic surveys to renew the load line assignment for a ship must be made at intervals not exceeding（）.
The bottom of the mast rests on a part of the keel called the mast（）.
Let’s submit the case（） the cargo surveyor.