
【名词&注释】
持续性(persistence)、海洋环境(marine environment)、叶片泵(vane pump)、违章行为(violation behavior)、血管硬化(angiosclerosis)、海事局(marine administration)、遇难者(victim)
[单选题]Which of the following statements is correct regarding an oil with a high viscosity index?
A. A large change of viscosity occurs with a minor change in temperature
B. No change in viscosity occurs with any change in temperature
C. Very little change in viscosity occurs with a significant change in temperature
D. The viscosity of the oil increases with an increase in temperature
查看答案&解析
举一反三:
[单选题]能够平衡径向液压力的是( )叶片泵。
A. 单作用
B. 双作用
C. A和B
D. A和B都不能
[单选题]喉炎症状有______。
A. 咽痛、吞咽痛
B. 持续性咳嗽
C. 声音嘶哑或失音
D. 以上都是
[单选题]当体温下降到35℃以下,人就会患:
A. 失去知觉
B. 低温昏迷
C. 血管硬化
[单选题]在艇筏发生激烈颠簸时,需要服用晕船药物的是:
A. 晕船者
B. 不晕船者
C. 全体遇难者(victim)
D. 都不要
[单选题]I was told you’d like to order some(物料)______in this port.
A. food
B. stores
C. provisions
D. things
[单选题]油船专用压载水的排放可:()
A. 任意排放
B. 申请后排放
C. A. B都对
D. A. B都错
[单选题]根据我国防止船舶对海洋环境的污染规定,所有船舶均有监视海上污染的义务,如发现违章行为和污染事故,应立即向()报告。
A. 最近港海事局(marine administration)
B. 船籍港海事局(marine administration)
C. 装货港海事局(marine administration)
D. 卸货港海事局(marine administration)
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