危急保安器动作转速一般为额定转速的()%。
A、130±1
B、120±1
C、110±1
参考答案:C
––Who would you rather _____ your graduation ceremony tomorrow, your parents or friends?
––All of them.
A.will have attended
B.have attended
C.attended
D.to attend
下列各项中,构成应收账款入账价值的是()。
A.销售商品的价款
B.增值税销项税额
C.代购买方垫付的包装费
D.代购买方垫付的运杂费