【单选题】息期为一年时,有效利率与名义利率相同,利用6个(0公式可直接进行等值计算
【单选题】熔化极气体保护焊的送丝机构要求送丝速度均匀稳定、结构牢固轻巧和( )。
【判断题】熔化极气体保护焊,送丝机构要求送丝速度均匀稳定、结构牢固轻巧和调节方便。
【单选题】(2012年考研真题)在资本主义社会里,资本家雇佣工人进行劳动并支付相应的工资。资本主义工资的本质是( )
【单选题】听力原文:M: I understand that the extra mathematics course this semester is outstanding. W: It used to be. But now Prof. Smith has retired. Q: What does the woman imply? (19)
A.
The course may not be so good now.
B.
Prof. Smith has retired.
C.
The course is definitely worthwhile.
D.
The course is even more interesting now.
【单选题】型号为1N4007的二极管,其管体一端有一白色色环,则该白色环表示