风机风门开度一定时，随着床压增加，进入床层的风量将（）
A. 增加
B. 减少
C. 不变
D. 摆动增大
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请列出婴幼儿配方乳粉产品配方注册证书及附件应当载明的事项有哪些？
按照温室的透明覆盖材料不同，可以将温室划分为（）；（）；（）等。
A ship is responsible for the cargo loaded or unloaded（）.
A. only when the cargo is within its rail
B. after the cargo is checked by tallymen
C. as soon as the cargo loading or unloading begins
D. during the time when loading or unloading is going o
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