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【判断题】
进行热交换器管涡流检测时，为消除支撑板产生的强电磁干扰信号，通常使用的处理方法是提高检测频率和滤波处理。（ ）A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】The company was financially _____ and almost went into bankruptcy during last year's economic recession.
A.
corrupt
B.
cornered
C.
conjured
D.
covered
【单选题】During _______ trip to Yunnan, Premier Wen Jiabao stressed ______importance of water conservation projects and promised more government support．
A.
the ;the
B.
the；不填
C.
a；不填
D.
a ; the
【单选题】Plants can absorb the carbon dioxide through their ______ during the sunlight hours and produce oxygen which human beings need to survive.
A.
slots
B.
hoses
C.
pores
D.
sponges
【简答题】行星齿轮变速装置包括行星齿轮变速机构和（）机构。
【简答题】In relation to the Enterprise Bankruptcy Law of China: (a) state the duty and function of a bankruptcy administrator with respect to conversion; (4 marks) (b) state the rules as to the conversion of i...
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