()是指使巷道两帮与可能存在的老窑积水之间保持一定的安全距离,即呈扇形布置的最外侧探水孔所控制的范围与巷道帮的距离。
A、帮距
B、允许掘进距离
C、超前距
D、停掘距离
参考答案:A
听句子,缩写原文。()
A.I’ll ask someone else to read and check this agreement for errors.
B.I’ll think more about the agreement before making a decision.
C.It’s obvious that I’ll discuss the agreement with my assistant first.
D.It’s out of question that I should get into any agreement with you.
预算会计报表的编制原则有()。
A、正确
B、及时
C、完整
D、美观