下面关于电动机的说法不正确的是：()
A. 应先看铭牌，确定适用电源
B. 要空载起动或轻载起动
C. 工作中不可进料太快
D. 电机转速明显减慢不影响工作
【B5】
A. comfortable
B. efficient
C. reliable
D. best
By saying "Six Sigma has changed the DNA. of GE", the company most probably means Six Sigma
A. has earned huge popularity for GE.
B. has enabled GE to improve its quality.
C. has transformed the operation mode of GE.
D. has reformed the structure and organization of GE.
The case of James Frey and Oprah are mentioned in the last two paragraphs to
A. show that Oprah was brave enough to speak out her opinions towards her former clients.
B. indicate that everyone might make stupid mistakes and indeliberately do harm to others.
C. show that Nasdijj"s lies which really matter will result in other similar acts of deception.
D. warn the gainers from Nasdijj"s fraud to learn the lesson and remedy its negative effects.
微信支付 
支付宝支付