最好的液体润滑可使润滑系数达到()
A.0.1
B.0.01
C.0.001
D.0.0001
参考答案:C
A promising note is a written agreement to pay a certain sum of money at some time future .
A.time futures
B.futures
C.futures time
D.future time
患者,女,40岁,感冒后咳嗽,现咳嗽明显,痰黄稠难咯,胸闷,大便干,小便黄,舌红苔黄腻,脉滑略数。宜首选()
A.桑叶、苦杏仁、百部
B.半夏、麻黄、五味子
C.桔梗、半夏、天南星
D.川贝母、苦杏仁、白果
E.全瓜蒌、浙贝母、芦根