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Standard for Safety for Electric Motors, UL 1004
Underwriters Laboratories, Incorporated
出版
Underwriters Laboratories, Incorporated
, 1989-05
主題
Technology & Engineering / Electrical
Technology & Engineering / Mechanical
ISBN
1559890177
9781559890175
URL
http://books.google.com.hk/books?id=XFDVtAEACAAJ&hl=&source=gbs_api