Chinese Government set May 1 as the official Labor Day in the year of _____.
A. 1949
B. 1954
C. 1999
D. 2008
查看答案
Which of the following is not correct about a labor union?
A. It is an organization formed by workers in a particular trade, industry, or company.
B. It is also officially known as a “labor organization,” or a “workers union”.
C. It represents each worker’s interests.
D. It aims to ensure fair wages, benefits, and working conditions for union members.
液力传动是以工作液体的动能进行能量传递和控制的装置。
A. 对
B. 错
液力变矩器是连接发动机曲轴和自动变速器输入轴的装置。
A. 对
B. 错
液力变矩器在汽车承受负荷时,不能增大转矩进行传动。
A. 对
B. 错