题目内容

不属于商业信用筹资的优点的是()

A. 筹资风险小
B. 筹资成本低
C. 限制条件少
D. 筹资方便

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Camshaftsareusuallydrivenbytiminggearsor().

A. pushrods
B. chaindrives
C. rockerarms
D. flywheels

Watersidescaleinafire-tubeboilermaycause().

A. increasedheattransfer
B. firesideerosion
C. highsteamdemand
D. overheatedtubes

Aseamanleavesavesselbeforeitsailsfromaforeignport.HeinformstheChiefOfficerthathewon’treturn.Afterthevesselsails,theChiefOfficerfindstheseaman’sworkclothesinhislocker.HowshouldtheMasterhandlethismatter?()

A. Logtheseamanasadeserter
B. Logtheseamanasafailtojoin
C. Logtheseamanformisconduct
D. Takenoaction

Ifthechemicalanalysisofalubeoilsampletakenfromadieselengineindicatesanincreasedneutralizationnumber,the().

A. acidityhasincreased
B. viscosityhasdecreased
C. demulsibilityhasimproved
D. foamingisguaranteedtooccur

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