电泳涂装过程中包含着电解、( )、电沉积和电渗过程。
A.电导
B.电泳
C.电离
D.电阻
参考答案:B
Ladies and Gentlemen:
Welcomed to the West Lake. First of all, let me make a brief introduction for it .
The West Lake like a shining pearl lying in the west of Hangzhou City. Surrounded by hill on the three sides, it is famous for it beautiful scenery, a plenty of historic sites and a variety of local products. Legend has it that the West Lake was a jewel falling from heaven when geologists insist this place had been a shallow sea gulf before it became that it is today. In any case, the West Lake inspired poets and painters for centuries. Enjoy your trip. Thank you !
有关动机的说法,错误的是()。
A.动机指引起个体活动,维持已引起的活动,并促使该活动朝向某一目标进行的内在动力
B.人的某种需要从未满足状态转变到满足状态,并产生新的需要,这一过程称为动机过程
C.动机的功能包括推动作用、导向活动和维持活动三种
D.按动机的性质可分为优势动机和非优势动机
E.动机冲突可分为双趋式冲突、双避式冲突和趋避式冲突三类