¥44.80¥56.00
( 0条评论)
¥52.80¥66.00
( 10条评论)
¥30.40¥38.00
( 2条评论)
¥31.20¥39.00
( 1条评论)
¥31.20¥39.00
( 2条评论)
¥47.20¥59.00
( 0条评论)
¥31.20¥39.00
( 2条评论)
¥254.40¥318.00
Theory and Technology of Rock Excavation for Civil Engineeri
( 0条评论)
¥30.40¥38.00
( 0条评论)
¥28.80¥36.00
( 2条评论)
¥20.00¥25.00
( 1条评论)
¥24.00¥30.00
The Impacts of Longwall Mining on Groundwater Systems Over T
( 0条评论)
¥44.00¥55.00
( 0条评论)
¥134.40¥168.00
Flotation Reagents: Applied Surface Chemistry on Minerals Fl
( 0条评论)
¥62.40¥78.00
( 0条评论)
¥44.00¥55.00
( 1条评论)
¥44.00¥55.00
奥灰特大突水灾害快速治理技术——峰峰矿区实例研究 /王铁记,白峰青,王君现,关永强,李冲
( 0条评论)
¥38.40¥48.00
( 1条评论)
¥39.20¥49.00
( 1条评论)
¥28.80¥36.00
( 2条评论)
¥288.00¥360.00
( 0条评论)
¥38.40¥48.00
( 0条评论)
¥36.00¥45.00
( 0条评论)
¥39.20¥49.00
采动卸荷煤岩力学特性及渗透率演化规律研究/李文璞,尹光志,李铭辉,张东明
( 0条评论)