Allpersonsorvesselswithinthelockarea,includingthelockapproachchannels,comeundertheauthorityofthe().
A. dockmaster
B. dockcaptain
C. lockmaster
D. lockforeman
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经研究发现,涂膜流平的过程与()有关。
A. 涂膜的厚度
B. 涂料的黏度
C. 涂料的表面张力
D. 溶剂的挥发
Accidentalfloodingoftheengineroombilgesbythebilgemainispreventedby().
A. stop-checkvalvesinstalledinthebilgemanifolds
B. usingapositivedisplacementreciprocatingbilgepump
C. installingeductorsinallbilgeroseboxes
D. installingaswingcheckbeforeeachbilgevalve
Beforeenteringanicearea,theshipshouldbe().
A. eithertrimmedbytheheadorthestern
B. onanevenkeel
C. trimmeddownbythehead
D. trimmeddownbythestern
“6847汇划报文查询”交易,可以查询下列哪种农信银业务()。
A. 电子汇兑
B. 银行汇票
C. 错账控制
D. 业务撤销