¥81.18¥99.00
( 1条评论)
¥32.80¥40.00
( 1条评论)
¥29.52¥36.00
( 2条评论)
¥492.00¥600.00
( 0条评论)
¥45.10¥55.00
( 0条评论)
¥47.20¥59.00
转炉钢水的炉外精炼技术\俞海明__冶金行业职业教育培训规划教材
( 3条评论)
¥16.00¥20.00
中国钴业__有色金属系列丛书\中国有色金属工业协会专家委员会组织编写
( 13条评论)
¥34.44¥42.00
( 4条评论)
¥47.56¥58.00
Continuous Casting Technology 连铸生产技术/于万松
( 11条评论)
¥28.00¥35.00
( 9条评论)
¥52.48¥64.00
( 0条评论)
¥147.60¥180.00
( 4条评论)
¥36.08¥44.00
( 3条评论)
¥32.80¥40.00
彩色涂层钢板生产/陈书文,滕莹雪,吕家舜,李军丽,徐闻慧,路金林
( 3条评论)
¥55.76¥68.00
Linearization of yield criterion and its engineering applica
( 0条评论)
¥32.80¥40.00
( 1条评论)
¥122.18¥149.00
( 5条评论)
¥88.56¥108.00
( 4条评论)
¥26.24¥32.00
( 7条评论)
¥229.60¥280.00
( 0条评论)
¥185.32¥226.00
( 0条评论)
¥17.60¥22.00
( 5条评论)
¥61.50¥75.00
( 1条评论)
¥78.72¥96.00
( 1条评论)