
【名词&注释】
劳动法(labor law)、水蒸气(steam)、相对湿度(relative humidity)、伤病员(wounded)、仲裁委员会(arbitration commission)、湿空气(moist air)、救生筏(life raft)、绝对湿度(absolute humidity)、分压力(partial pressure)、运行时(run-time)
[单选题]Which of the processes listed would be the most satisfactory method to use to lower the humidity of the air being circulated by an air conditioning system?
A. Cooling the air to a temperature just above dew point
B. Heating the air to a point at which moisture will boil off ,then re-cooling it
C. Cooling the air to a point below dew point, then reheating it
D. Heating the air and then cooling it to a point below dew point
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举一反三:
[单选题]各种救生筏(life raft)均具有一定的()设备。
A. 防雨
B. 取暖
C. 自航
[单选题]________ there much cargo in the warehouse?
A. Are
B. Is
C. Be
D. Will be
[单选题]天气寒冷,四肢局部肿胀,痒痛,部分部位皮肤青紫苍白,可诊断为()
A. 烧伤
B. 烫伤
C. 冻伤
D. 外伤
[单选题]当风速为20m/s,水深h=20m时,根据经验,单锚泊出链长度约为( )m。
A. 180
B. 150
C. 120
D. 100
[单选题]湿空气的( )和水蒸气的分压力(partial pressure)在本质上是同一参数。
A. 绝对湿度(absolute humidity)
B. 相对湿度
C. 含湿量
D. 过热度
[单选题]根据我国劳动法,提出仲裁要求的一方应当自劳动争议发生之日起______日内向劳动争议仲裁委员会提出______申请。
A. 30/口头
B. 30/书面
C. 60/口头
D. 60/书面
[单选题]某水泵运行时(run-time)进口压力为0.05MPa,排出口压力为0.25MPa,则水泵的扬程约为( )(设1MPa≈100m水柱高)。
A. 20m
B. 25m
C. 30m
D. 35m
[单选题]There is ________ in the holds keeping eyes opened to prevent theft
A. watchman
B. watchmen
C. a watchmen
D. a watchman
[单选题]海上急救的原则之一是:
A. 防止恶化
B. 稳定伤病员的情绪
C. 延续生命
D. 减轻患痛苦
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