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【单选题】
下列各句中,没有语病的一句是( )。
A.
这项基金,是对公益林管理者发生的管理、抚育、保护和营造等支出给予一定补助的专项资金
B.
六年间,我国航天技术完成了从单舱到三舱,从无人到有人,从“一人一天”到“两人五天”的进步
C.
目前,我市已做出规划,通过优惠的政策和到位的服务,多方引进资金,开拓经济发展的新途径
D.
那些在各条战线上以积极进取、不折不挠对待生活和工作的人,我们尊敬和学习的对象
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举一反三
【简答题】A heat exchanger allows a hot fluid to transfer heat energy to a cooler fluid through ______________ and _______________ . A heat exchanger provides heating or cooling to a process.
【单选题】听力原文:M: The violin sounds awful. W: I know. I wish we could get a refund. This performance is the worst I've ever been to. Q: Where are these people talking? (14)
A.
They are at a violin shop.
B.
They are at a circus.
C.
They are at a concert.
D.
They are inside a movie theatre.
【单选题】The general purpose of a heat exchanger is to _____.
A.
eliminate hot air from the condenser
B.
maintain steady pressure in a system
C.
heat, or cool one fluid by means of another fluid
D.
reduce the engine room temperature in tropical climates
【单选题】The rate of heat transfer between the hot and cold fluids passing through a shell-and-tube type heat exchanger will ().
A.
remain constant along the tubes length
B.
be greatest in a single pass counter flow heat exchanger
C.
remain constant throughout the heat exchanger
D.
vary from section to section through out the heat exchanger
【单选题】第二组 The only attention that heat exchanger should require is to ensure that the heat transfer surfaces remain substantially clean and the flow passages generally clear of obstruction. Indication that ...
A.
the heat exchanger lube oil inlet temperature lowering
B.
the heat exchanger sea-water outlet pressure rise
C.
the heat exchanger temperature difference between lube oil and sea water increasing
D.
the heat exchanger pressure difference between sea water inlet and outlet decreasing
【多选题】 态度改变的心理过程以下几类()。
A.
顺从阶段
B.
认同阶段
C.
内化阶段
D.
外化阶段
【简答题】heat exchanger
【单选题】According to the passage, it is recommended that the heat exchanger side be cleaned by .
A.
flushing with chemical solvent without being dismantled
B.
brushing mechanically after being disassembled
C.
flushing with flesh water only
D.
flushing with clean oil only
【单选题】听力原文:W: I have to take examination everyday next week. It's awful. M: It's OK for me, I'm having examinations on Monday, Tuesday and Friday. I have none on Wednesday and Thursday. I am thankful for th...
A.
Every day except Thursday.
B.
Monday, Tuesday, and Friday.
C.
Monday, Wednesday, and Friday.
【单选题】The type of heat exchanger that involves the alternate passage of the hot and cold fluid streams through the same flow area is the heat exchanger.
A.
regenerative
B.
compact
C.
plate and frame
D.
shell-and-tube
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