根据《建筑施工安全检查标准》JGJ59-2011下列属于施工升降机检查评定一般项目的是()
A.导轨架
B.基础
C.通信装置
D.限位装置
参考答案:A, B, C
The ________ look on her face suggested that she ________ it. [ ]
A. puzzling; hadn't expected
B. puzzled; hadn't expected
C. puzzling; wouldn't expect
D. puzzled; shouldn't expect
流浸膏剂制备多采用()
A.煎煮法
B.浸渍法
C.水蒸气蒸馏法
D.渗漉法
E.溶解法和稀释法