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问题
多项选择题
风管制作时,应针对风管的()采取相应的加固措施。
A、工作压力
B、风速流量
C、板材厚度
D、风管长度
E、断面尺寸
答案
参考答案:
A, C, D, E
补全对话,情景问答
给下列问句选择正确的答语。
( ) 1. Do you like Chinese food?
( ) 2. What would you like?
( ) 3. Would you like some noodles?
( ) 4. Why are you crying?
( ) 5. How old are you?
A. I'm twelve.
B. Because I hurt my finger.
C. Yes, I do.
D. I'd like some soup.
E. Yes, please.
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填空题
双曲线
y=-
6
x
经过点A(m,3),则m的值为______.
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