描述理想混悬液中沉降速度公式为()
A.Fiek定律
B.Poiseuile
C.Stokes
D.Noyes--Whitney
E.Arrhenius
参考答案:C
We cannot proceed any further without ( )your thoughts with respect to the manner of payment.
A.receiving
B.receive
C.received
D.being received
()主要是指人所受的教育及社会实践而使自身达到的境界。
A.社会素质
B.自然素质
C.道德素质
D.文化知识