楼梯间()设一个加压送风口,前室的加压送风口应()一个。
参考答案:每隔2-3层;每层
You should comply ______ the terms of the Agreement.
A. for B. in C. to D. with
某厂配合煤粒度组成为<5mm的占80%,<4.5mm的占78%,<4mm的占76%,<3.5mm的占74%,<3.0mm的占69%,则配合煤细度为()。
A.76%
B.74%
C.69%