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【多选题】
单元机组主控系统通常由哪几部分组成?
A.
负荷指令处理回路
B.
机炉主控制器
C.
控制对象
D.
执行器
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参考答案:
举一反三
【单选题】燕窝的蛋白质含量高达()%
A.
40
B.
76.5
C.
62.5
D.
83.5
【单选题】墙体设计中,构造柱的最小尺寸为
A.
240mm×240m
B.
120mm×115mm
C.
180mm×240mm
D.
240mm×115mm
【单选题】It ______ me four days to have the watch repaired.
A.
gave
B.
took
C.
made
D.
kept
【单选题】Would it be _____ for you to pick me up at four o' clock and take me to the airport? [     ]
A.
arbitrary
B.
vacant
C.
compulsory
D.
convenient
【单选题】Would it be ________ for you to pick me up at four o’clock and take me to the airport?
A.
free
B.
vacant
C.
handy
D.
convenient
【单选题】构造柱的最小尺寸为:×
A.
360mm×360mm
B.
240mm×240mm
C.
120mm×120mm
D.
180mm×180mm
【单选题】What are you ______doing at the weekend ?
A.
looking for 
B.
  looking at 
C.
  looking forward to
【单选题】---What are you looking for? ---I’m looking for the book ________ you lent me yesterday.
A.
that  
B.
who  
C.
whose
【单选题】构造柱的最小尺寸为( )。
A.
240mm × 240mm
B.
370mm × 370mm
C.
240mm × 180mm
D.
180mm × 120mm
【单选题】Would you be _______ to pick me up at four o'clock and take me to the airport?
A.
possible
B.
convenient
C.
accessible
D.
available
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