2015年进网电工复审考题节选2(国外英文资料).docVIP

2015年进网电工复审考题节选2 In 2015, the Internet electrician reexamination of the examination question was chosen 2 Single topic: the vertical distance between the low voltage power line and the ceiling must be kept () m and above. Answer: 1, 2; 2, 2.5; 3, 3; 4, 3.5. The width of the springboard for high welder is not less than () m. Answer: 1, 0.6; 2, 1.0; 3, 1.2; 4, 1.4. Single topic: the width of the span greater than () m is the important crossing. Answer: 1, 50; 2, 60; 3, 70; 4, 80. The protection of indirect electric shock is mainly protection of ground, (), and leakage protector. Answer: 1. Repeat ground. 2, zero; Special protection; 4, metallic earth. The following () are not part of the departments regulations for construction safety. Answer: 1. The national security council will make the order of safety. Measures for the supervision and administration of electric power production (2 orders); Regulation of electric power; The safety protection regulations of power secondary system (5 orders). Single topic: when the mouth is mouth-to-mouth resuscitation, the patient who has a pulse is not breathing, and blows () a minute. Answer: 1, 8; 2, 12; 3, 16;; 4, 20. The feed line is automated by using feeder terminals to carry out equipment such as the distribution network switch, the coincidence device and the ring network. Answer: 1. Data collection; 2, control; Data collection and control; 4 maintenance. An electrical accident can be divided into death, serious injury and () three types of injuries. Answer: 1. Electric fire; (2) leakage accident; 3, minor injuries; 4, electrical injury. Single topic: all metal case of ac/dc welder must be adopted (). Answer: 1. Protect the ground. Protect ground or zero; 3, zero; Set up a protective shield. Problem: the operator should register the work ticket number, the work task, the time of approval and the time of completion. Answer: 1. 2, wrong Problem: the feed line is used to collect and control the data collection and control of l