题目内容

船上有一台火管锅炉。

A. Whereisthefire-tubeboiler
B. What'sthefunctionofthefire-tubeboiler?
C. Thereisafire-tubeboileronboard.
D. Thefire-tubeboilerisverybig.

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我是杂货供应商。

A. Iwanttoseeyourshipchandler
B. Iamashipowner
C. Iamachiefengineer
D. Iamashipchandler

发电机提供电力。

A. Thegeneratorenginesupplieselectricpower.
B. Themainenginesuppliesdrivingpower.
C. Thegeneratorengineworkswell.
D. Themainengineworkssmoothly.

我想知道船上有多少名海员。

A. Idon'tknowtheseamenonboard.
B. Iwanttoknowthenameoftheseameninport.
C. Idon'tknowthenumberoftheseameninport.
D. Iwanttoknowhowmanyseafarersworkonboard.

齿轮泵属于容积泵。

A. Gearpumpbelongstopositivedisplacementpump.
B. Screwpumpbelongstopositivedisplacementpump.
C. Gearpumpbelongstocentrifugalpump.
D. Gearpumpbelongstonon-positivedisplacementpump.

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