题目内容

柜员可为客户退款的交易是()。

A. 交易超时
B. 柜面提示“不予承兑”
C. 柜面提示“请求的功能尚不支持”
D. 柜面提示“发卡方或交换中心不能操作”
E. 柜面提示“MAC鉴别失败”

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Openullageholesintankswhicharenotgas-freemustbeprotectedby().

A. PVvalves
B. warningsigns
C. flamescreens
D. stop-checkvalves

()是最常见的磨损,约占磨损总量的一半。

A. 粘着磨损
B. 疲劳磨损
C. 磨料磨损
D. 腐蚀磨损

Bridgeordersmustbe()andarecordofanyrequiredchangesinspeedanddirectionshouldbekept.

A. slowlycarriedaway
B. carriedoutwithaperiodofdelay
C. promptlycarriedout
D. paidbythecaptain

Theinternationalbodyresponsiblefordraftingtheconventionprohibitingmarinepollution(MARPOL)isthe().

A. MaritimeAdvisoryCouncil
B. InternationalMaritimeOrganization
C. InternationalAssociationofShipping
D. AssociationofSeafaringNations

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