
【名词&注释】
压缩空气(compressed air)、冷却器(cooler)、分离器、唾液腺(salivary gland)、空压机系统(air compressor system)、外分泌腺(exocrine gland)、理想气体的内能
[单选题]唾液腺属于:
A. 内分泌腺
B. 无管腺
C. 外分泌腺(exocrine gland)
D. B和C
查看答案&解析
举一反三:
[单选题]下列( )情况理想气体的内能(热力学能)增加了。
A. 绝热压缩
B. 绝热膨胀
C. 定温膨胀
D. 定温压缩
[单选题]空压机系统不能在________处泄放压缩空气携带的油分和水分。
A. 级间冷却器后空气管泄水阀
B. 液气分离器泄放阀
C. 气缸下部泄水旋塞
D. 空气瓶下部泄水阀
[单选题]The officer in charge of the engineering watch shall notify the chief engineer without delay ____.
A. in any emergency or if in any doubt as to what decision or measures to take
B. in the event of any impending action in machinery spaces that may cause reduction in ship's speed
C. when isolating and bypassing machinery to be worked on
D. co-operating with any engineer in charge of maintenance work
[单选题]甲板开口漏水引起的舱内进水属于哪类船舶破损进水情况______。
A. 舱室顶部水密且位于水线以下,船体破损后整个舱室充满水
B. 舱室顶部在水线以上,舱内与舷外水不相通,水未充满整个舱室
C. 舱室顶部位于水线以上,舱内与舷外水相通
D. A,B和C都不是
[单选题]boarding time
A. 登船卡
B. 登船时间
C. 下地时间
D. 巡视时间
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