文档介绍：2016年上半年河南省电机装配工:电工特种作业操作证试题
2016年上半年河南省电机装配工:电工特种作业操作证试
题
本卷共分为2大题50小题,作答时间为180分钟,总分100分,60分及格。
一、单项选择题(共25题,每题2分,每题的备选项中,只有 1 个事最符合题意)
1、隐极式转子铁心一般由转子冲片、转子支架、空心转轴和__组成。
2、交流电动机三相电流不平衡的原因是__。
3、The destruction of our natural resources and contamination of our food supply continue to occur, largely because of the extreme difficulty in affixing (
把……固定) legal responsibility on those who continue to treat our environment with reckless abandon (放任). Attempts to prevent pollution by legislation, economic incentives and friendly persuasion have been met by lawsuits, personal and industrial denial and long delays---not only in accepting responsibility, but more importantly, in doing something about seems that only when government decides it can afford tax incentives or production sacrifices is there any initiative for change. Where is industry’ s and our recognition that protecting mankind’ s great treasure is the single most important responsibility If ever there will be time for environmental health professionals e to the frontlines and provide leadership to solve environmental problems, that time is are being asked, and, in fact, the public is demanding that we take positive action. It is our responsibility as professionals in environmental health to make the difference. Yes, the ecologists, the environmental activists and the conservationists serve municate, stimulate thinking and promote behavioral change. However, it is those of us who are paid to make the decisions to develop, improve and enforce environmental standards, I submit, who must lead the must recognize that environmental health issues do not stop at city limits, county lines, state or even federal boundaries. We can no longer afford to be tunnel-visioned in our approach. We must visualize issues from every perspective to make the objective decisi