()在零件加工过程中,为满足加工和测量要求而确定的基准叫
A.设计基准
B.工艺基准
C.测量基准
D.尺寸基准
参考答案:B
A dam began ______ the book in 1960.[ ]
A. work on
B. working on
C. to work at
D. to work with
由柴胡、白芍、枳实、甘草组成的方剂名为
A.四逆散B.四物汤C.痛泻要方D.柴胡疏肝散E.四逆汤