大家在查：满族剪纸莲花台黄柏峪村桥头组金厂镇本溪市金山医院吴世民吴澜老秃顶奇洞

青云石

青云石

青云石

青云石

1

Geological characteristics and reserves of the green stone occurred in Northwest Sichuan are described in this paper.

对川西北青云石的地质特征、资源储量进行了初步评价；

2

Character and Comprehensive Utilization Prospects of Green Stone in Northwest Sichuan

川西北青云石的特征及其开发利用前景

3

Blasting Technology of Cutting Thin -Layer Qingyun- Stone

薄层状青云石矿的切割爆破技术

热词推荐

大家在看