制氧站实瓶库存量不应超过()只。
A.500
B.1000
C.1400
D.2400
参考答案:D
解析:制氧站安全技术管理规定:实瓶库存量不应超过2400只。
数据结构包括数据的逻辑结构、数据的 【2】 以及对数据的操作运算。
So ________ was he in 2010 FIFA World Cup South Africa that he didn’t hear anybody knocking at the door. Which of the following is NOT correct?
A.absorbed
B.buried
C.devoted
D.lost