在电路的基准容量和基准电压确定后，基准电流和基准阻抗怎样计算？

下列各科目中，年终不转入“事业结余”科目的有。

A.“拨出经费”科目

B.“拨入专款”科目

C.“事业支出”科目

D.“财政补助收入”科目

— If he _____, he _____ that poisonous food.

— Luckily he came back to life immediately. [ ]

A. was warned; would not take

B. had been warned; would not have taken

C. would be warned; had not taken

D. would have been warned; had not taken

生活和生产中，用螺丝固定工件时，需要在螺丝帽下面垫上一个较大的垫圈，使用这个垫圈的好处是________________。

对固废防治设施管理要求及违法处理？

根据《GB50374-2006通信管道工程施工及验收规范》，通信塑料管道器材进场后，（）等应满足相关标准要求。

A.存放

B.保管

C.消防

D.安全