皮皮学,免费搜题
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搜题
【单选题】
Internet的通信协议是:
A.
FTP
B.
WWW
C.
HTTP
D.
TCP/IP
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知识点:
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【简答题】铁路车票分为()票和附加票。
【简答题】废气再循环(名词解释)
【判断题】废气再循环(Exhaust Gas Recirculation) 控制系统,简称EGR
A.
正确
B.
错误
【单选题】An EGR(exhaust gas recirculation废气再循环) valve may be used to control
A.
carbon monoxide.
B.
carbon dioxide.
C.
unburned hydrocarbons.
D.
oxides of nitrogen.
【单选题】以下选项中不属于商务谈判的三大方针的是( )
A.
皆大欢喜
B.
谋求一致
C.
以战取胜
D.
着眼利益
【单选题】The average tariff rates for manufactured goods have fallen significantly since 1950 and now stand at about _____.
A.
18%
B.
5.9%
C.
4.8%
D.
1.5%
【单选题】An exhaust gas bypass is installed on a waste heat boiler in order to ().
A.
bypass exhaust gas at high loads to prevent excessive back pressure
B.
bypass a portion of the exhaust gas at peak loads for better efficiency
C.
recycle exhaust gas to the turbocharger
D.
minimize moisture condensation in the boiler gas passages at low loads
【简答题】铁路车票分为( )票和附加票两部分。
【判断题】exhaust gas turbochargers 意思是废气涡轮增压器。()
A.
正确
B.
错误
【单选题】_____ the oxygen content in the exhaust gas, _____ the combustion is.
A.
The lower / the worse
B.
The higher / the better
C.
The lower / the better
D.
The highest / the worst
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