《医疗机构制剂配制质量管理规范》由
A.三日极量B.二日常用量C.二日极量D.三日常用量E.七日常用量
参考答案:D
I never think myself a stupid boy. ______, I know I’m on the road to success. [ ]
A. On the other hand
B. In other words
C. On the contrary
D. By the way
根据《电气装置安装工程旋转电机施工及验收规范》(GB50170-2006),采用条形底座的电机应有()个及以上明显的接地点。
A.1
B.2
C.3
D.4