问题 问答题 简答题

某交通船配置了24KW交流发电机组作为主电源,在工作时发现带负荷时无电流输出,分析原因是由于发电机长时间搁置,导致定子线圈剩磁不足。请提出纠正措施。

答案

参考答案:

纠正措施:依据《钢质内河船舶入级与建造规范》(2002)第4篇第6.2.1.8:给发电机充磁,一般充磁电源取自蓄电池,对并联运行的发电机要求在控制屏上设充磁装置

完形填空

第二节:完成句子(共30个空;每空0.5分,满分15分)

根据中文意思完成句子,每空一词。

我们应该采取措施来防止地球受污染.

86.We should ________  ___________  _________ prevent the earth from being polluted.

87.我看見她匆忙走过,所以沒有跟她說話。

I  __________  ____________  ___________her hurrying away, so I didn’t speak to her.

88.老师要我们牢记努力学习的重要性。

Our teacher ______________ ______________ us the importance of hard work.

89.我们要尽一切办法使他振作起来。

We tried every means to get him to ___________  _____________.

90.那个年轻人靠写作谋生的建议值得考虑。

The suggestion that the young man _________  ___________  ___________ __________  by writing is worth considering.

91.我可以隐约看到三个人影在远处移动。

I could make out three figures moving _________  _________  ___________.

92.沒人能对他旷课作出解释。

No one could__________  ___________ his absence from school.

93.他们很穷,但还是设法把儿子送去大学读书。

They were poor, but they__________  ___________ send their son to college.

94.让我们感到困惑的事情是他决定去参加赛马会。

__________  ___________ us was _________ he decided to compete in the Stampede.

95.这一周轮到我们做家务。

It is__________  ___________  ___________ to do the housework this week.

96.我为昨天所做的事向你道歉。

I ______________  ____________  you ____________ what I did yesterday.

多项选择题