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【单选题】
加热炉控制的目的为A.
控制烟气含氧量
B.
控制燃料流量
C.
控制加热炉出口温度
D.
控制空气流量
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举一反三
【简答题】What surprised me a lot was that he didn't know ________ the difference between 'say' and 'speak' lay. [ ] A. what B . that C. where D. which
【单选题】It doesn't ______ to me whether he will attend the meeting. [ ]
A.
tell the difference
B.
make no difference
C.
make any difference
D.
different from
【单选题】What surprised me a lot was that he didn’t know _________the difference between“say and “speak”lay.
A.
what
B.
that
C.
where
D.
which
【单选题】我国《民事诉讼法》第113条规定：人民法院应当在立案之日起5日内将起诉状副本发送被告，被告在收到之日起15日内提出答辩状。被告提出答辩状的，人民法院应当在收到之日起5日内将答辩状副本发送原告。被告不提出答辩状的，不影响人民法院审理。这一规定表明司法活动具有( )。
A.
被动性
B.
终极性
C.
专属性
D.
形式性
【单选题】在数控机床的使用过程中,由于零部件及电子元件出现疲劳、磨损、老化等,使系统处于频发故障状态这一期间属于数控机床故障出现的哪个阶段
A.
早期故障期
B.
偶发故障期
C.
耗损故障期
D.
以上都不对
【多选题】Which saying is not appropriate for informational report?
A.
Preparation of informational report requires clerical efficiency.
B.
Informational report is one that presents, analyzes, interprets information and makes recommendations on complex and critical problems.
C.
Officers, board of directors and stockholders of the company usually read such a report.
D.
An informational report is one that contains details information without analysis or recommendation
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