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【单选题】
对于通用电子仪器的性能检定,通常使用准确度( )的仪器进行定量测试。A.
高一级
B.
C.
低一级
D.
相同等级
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举一反三
【简答题】Warden Co plans to buy a new machine. The cost of the machine, payable immediately, is $800,000 and the machine has an expected life of five years. Additional investment in working capital of $90,000 ...
【简答题】A．Make a profitable investment. B．Buy a new washing machine. C．Get parts for the machine from Japan. D．Have the old washing machine fixed.
【简答题】galvanize 英文解释
【单选题】听力原文：Is the new machine arriving today or tomorrow? (A) That machine is out of order again. (B) I will take the minutes tomorrow. (C) Neither, it will be here the day after tomorrow. (40)
A.
B.
【单选题】This is a new kind of machine______ parts are all made by ourselves.
A.
which
B.
that
C.
those
D.
whose
【单选题】The ____ is that the new machine will arrive tomorrow.
A.
chance
B.
luck
C.
happening
D.
accident
【单选题】What does the man want?
A.
Change a new machine.
B.
Repair the machine.
C.
Give the machine back to the shop.
【简答题】小肠液是所有消化液中最重要的一种。( )
【简答题】(A) machine (B) new way (C) helping hand (D) chance
【简答题】The new machine ought to (test) ______ before it is put to use.
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