单项选择题

A.on a regional basisB.on a national basisC.shown order……

The arrangement of charts in the catalogue is（）.

A.on a regional basis
B.on a national basis
C.shown orderly
D.appeared from A to W

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热门试题

单项选择题The American Petroleum Institute recommends that connecting links and anchor shackles be inspected using（）.

A.visual examinations
B.magnetic particle inspection
C.dye penetrant inspection
D.x-ray inspection

单项选择题The American Petroleum Institute recommends magnetic particle inspection for（）.

A.anchor chain
B.wire rope
C.connecting links
D.pendant wires

单项选择题Temporary Certificates of Inspection for offshore drilling units are effective until the （）.

A.Operations Manual is approved
B.Minerals Management Service approval is issued
C.classification society approval is issued
D.permanent Certificate of Inspection is issued

单项选择题Spontaneous ignition can result from（）.

A.an unprotected drop-light bulb
B.careless disposal or storage of material
C.smoking in bed
D.worn electrical wires on power tools

单项选择题Records of tests and inspections of a cargo vessel’s fire extinguishing systems shall be kept on board（）.

A.for 1 year
B.for 2 years
C.until the next Coast Guard inspection
D.until the vessel's Certificate of Inspection expires