轻钢龙骨石膏板的表面平整的允许偏差为( )mm。
A.5
B.2
C.4
D.3
参考答案:B
.—What do you think of our new partner?
—Oh, he is easy-going person, It’s pleasure to work with him.
A.a; a
B.a; the
C.an;/
D.an; a
泡油炒的工艺程序有九大步骤,请按顺序写出这些步骤。