图标中对内螺纹规定的基本偏差是()。
A.G
B.H
C.G、H
D.g、h
参考答案:C
According to some doctors,one of the ways to delay the aging process is to make sure that our
brains get enough__________.[ ]
A.assistance
B.sport
C.experience
D.exercise
若肺痈溃脓期溃脓不畅,量少难出时,以助溃脓加用()
A.黄芪、党参
B.云参、贝母
C.丹皮、栀子
D.桔梗、薏苡仁
E.山甲、皂刺