单项选择题
A.0.1B.0.2C.0.3D.0.4
A.1~100mPa·sB.1~150mpa·sC.1~300mPa·sD.1~200mPa·s
A.1~100mPa •sB.1~150mPa •sC.1~300mPa •sD.1~200mPa •s