Isbn: 9787516731185 - 煤矿电工学（第二版） (1 risultati)

paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2018-03-01 Publisher: China labor social security publishing house Textbook for the secondary vocational technology school construction class specialized national planning materials. compiled by teaching material of the ministry of human resources and social security office.Teaching material according to the characteristics of the secondary vocational and technical education. reducing the similar material in the somewhat difficult content before. and an i.…