Whatindicatesthatatropicalcyclonemaybewithin500to1，000milesofyourposition?（）
Apumpingofthebarometerupanddownafewmillibars
B. Asuddenwindshiftfromsouthwesttonorthwestfollowedbysteadilyincreasingwinds
C. Thenormalswellpatternbecomingconfused，withthelengthoftheswellincreasing
D. Anovercastskywithsteadilyincreasingrainfromnimbostratusclouds
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Are-heaterinanairconditioningsystemfunctionsto（）.
A. controlinletairtemperature
B. controlinletairvolume
C. maintainrelativehumidityat15%
D. restoreconditionedairtemperaturetoacomfortablelevel
Whenadeckcargoissecuredwithchainorwirelashingsandgrab(pear)links，whichstatementisFALSE?（）
A. Theamountoftake-upislimitedbythelengthoftheturnbuckle
B. Atthegrab(pear)link，theslackendofchainshouldbeledbackandsecuredtothechainabovethelink
C. Thelashingsshouldbeinspectedeachdayandanyslacktakenup
D. Theturnbuckleshouldbesecuredwithastickorlocknuts
企业日常存货的发出方法有（）。
A. 先进先出法
B. 加权平均法
C. 移动平均法
D. 个别认定法
E. 后进先出法
Whenpreparingashipforheavyweather，fueloildaytanksshouldbe（）.
A. pumpedoverboardtocalmtheseas
B. drainedtothelowerhulltoreducefreesurfaces
C. filledtoensurethatsufficientfueloilisavailableduringalengthyemergency
D. partiallydrainedtoincreasefreesurfacesinordertoreducemotions
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