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【多选题】
膜包机分为两大部分：包装部分，收缩炉收缩炉包括：（）。
A.
集瓶传送带
B.
分箱机构
C.
薄膜传送剪切机构
D.
绕膜机构
E.
热缩通道
F.
冷却风扇
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】People who do sleep research tell us that a person is a sort of "information processor." We have two ways to use the information we get each day. The first process is used when we are awake. It takes...
A.
people are likely to sleepwalk
B.
people become mentally active
C.
people often wake up
D.
people might do odd things
【单选题】子宫收缩力异常指的是
A.
节律性、极性、强度均不正常
B.
节律性、对称性正常但失去正常强度
C.
对称性、极性正常，节律性异常
D.
节律性正常，对称性和极性异常
E.
节律性、对称性、极性及宫缩的频率和强度均异常