Published by Mechanical Industry Press Pub. Date :2009-07- 01, 2000
ISBN 10: 7111265610 ISBN 13: 9787111265610
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 2010 Pages: 259 Language: Chinese in Publisher: Mechanical Industry Press electrician on duty electrician on duty (primary) is based on national occupational standards primary substation and distribution requirement for knowledge and skill requirements. in accordance with job training principles need to write. Electrician on duty (primary) main contents include: substation and distribution basics on duty. monitoring disk with the meter reading. inspection tours. switching.