【名词&注释】
铝合金(aluminum alloy)、增压器(turbocharger)、工作条件(working condition)、人身事故(fatal accident)、喷油量(injection quantity)、不符合(inconformity)、铜铅合金(copper-lead alloy)、符合要求(meet the requirement)
[单选题]在船上吊缸检修时,为了安全不仅要遵守吊运安全规则,而且()。
A. 严禁超重吊运
B. 起吊前绑扎牢靠
C. 防止发生人身事故
D. 吊运中应平稳
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学习资料:
[单选题]柱塞偶件配合面磨损后会导致()。Ⅰ.喷油压力下降;Ⅱ.喷油定时延后;Ⅲ.喷油量减少;Ⅳ.喷油时间延长。
A. A.Ⅰ+Ⅲ+Ⅳ
B. B.Ⅰ+Ⅱ
C. C.Ⅱ+Ⅲ+Ⅳ
D. D.I+Ⅲ
[单选题]增压器的轴承一般以()端的轴承先损坏,因该处()、工作条件差。
A. 压气/承受轴向推力
B. 压气/温度高
C. 涡轮/承受轴向推力
D. 涡轮/温度高
[单选题]当轴系同轴度测量值δ总<δ总max,φ总<φ总max时,表明轴系的()。
A. 同轴度符合要求(meet the requirement)
B. 同轴度不符合(inconformity)要求
C. 偏差度符合要求(meet the requirement)
D. 同轴度符合要求(meet the requirement)与否尚不定
[单选题]油润滑艉轴承材料常采用()耐磨合金。
A. 铜铅合金(copper-lead alloy)
B. 锡青铜
C. 高锡铝合金
D. 白合金
[单选题]In general, () is suitable for delivering small quantities at high pressure.
A. reciprocating pump
B. gear pump
C. centrifugal pump
D. vane pum
[单选题]The operating diesel generators will have their exhaust temperatures, cooling water and lubricating oil temperatures and pressures () in much the same way as for the main engine.
A. to be kept
B. logged
C. changed
D. has remained
[单选题]Whilst the engine is turning, check to see that no water is leaking into the crankcase, scavenge air belt, or from ().
A. exhaust valves
B. starting valves
C. fuel valves
D. the indicator cock
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