盘根材料一般并不要求强度高,而是要求软韧。
参考答案:对
Sally wanted to ____ Bob, so she went to the country with him. [ ]
A. get married
B. marry
C. marry with
某厂生产一批产品,设计年产销量为5万件,每件的售价为460元,单位产品的可变成本120元,单位产品营业税金及附加40元,年固定成本350万元,达到设计能力时盈利是( )万元。
A.950 B.1020C.1150 D.1200