气瓶在使用后不得放空,必须留有不小于()表压的余气。
A、98~196Pa
B、98~196kPa
C、98~196MPa
D、98MPa以上
参考答案:B
There was a hole in the door, through which I ___ sight of Mr. Brown sitting in a chair. [ ]
A. caught
B. made
C. took
D. got
下列关于业务印章管理的要点表述中,不正确的是()。
A.人在章在,人离章锁
B.禁止在空白重要凭证上预留印章
C.印章的加盖应当清晰到位
D.营业结束后带回家