乳核肿块的直径多在( )
A.0.5~6cm之间B.0.5~5cm之间C.0.5~7cm之间D.0.5~3cm之间E.0.5~4cm之间
参考答案:B
—How's Joy's skirt?
—Her skirt is more beautiful than _____. [ ]
A. her sister's and Kate
B. her sister and Kate
C. her sister and Kate's
D. her sister's and Kate's
采用鸡心夹安装工件车削的方法是()。
A.两顶尖车削
B.一夹一顶车削
C.中心架辅助车削
D.跟刀架辅助车削