rock powder shed

Based on comprehending profoundly the actuality of the isolated blast establishment and linking to the practice condition of the production overall arrangement and the exploitation term in the local mine,so the essential need,method and characteristic of the installation about the isolated blast water bottle and the rock powder shed suit to the local mine are expatiated.

通过对地方煤矿隔爆设施现状的深入了解,结合地方煤矿生产布局和开采条件等实际情况,阐述了适合地方煤矿的隔爆水袋和岩粉棚安装的基本要求、方法及特点。

Mapeng intrusion lies in the northwest 2～3 kilometers of the large gold deposit in Shihu, which is from Mid-Taihang mountain.

麻棚岩体位于太行山中段石湖大型金矿西北部2～3千米处,关于该岩体与成矿关系尚未从成因矿物学角度进行系统研究。

Based on the experiment data of stone dust suppression of propagation of coal dust continuous explosion at DMT research institute of Germany,this paper studies the problems such as,partial inertia effect of stone dust with one time explosion and repeated explosion of coal dust.

根据在德国ＤＭＴ研究院进行的煤尘连续爆炸时岩粉隔爆效果的实验数据，分析与探讨了在煤尘的一次爆炸和重复爆炸时，岩粉局部惰化效果等问题。

Genetic Mineralogy of Mapeng Instrusion from Mid-Taihang Mountain and Its Implication on Gold Mineralization

太行山中段麻棚岩体成因矿物学及其与成矿的关系

CONTRASTING ARCHAEAN GRANULITE FACIES ROCKS FROM EASTERN HEBEI, NORTH CHINA

冀东太古代高级变质地体中两类麻粒岩相深成片麻岩

The Upper Archean Enclavement of Magnesioriebeckites-Bearing Gneiss in Liaoning Province: Old Glaucophane-Schist Relict

辽北晚太古宙含镁钠闪石的片麻岩包体:古老蓝闪片岩残留

Research on the rock structural plane mechanical index of Maxianping hydropower station

麻线坪水电站岩体结构面力学参数研究

Gneiss is called bastard granite.

片麻岩叫作粗花岗岩。

The pyroclastic rock fragments comprise quartzite, schist, gneiss, basalt, andesite, rhyolite and quartz.

火成岩的碎块成分主要为石英岩、岩、麻岩、武岩、山岩和流纹岩.

Studies on Fluids of the Metamorphic Peak Time for the Archaean Granulite Series in the Taipingzhai-Lozishan District, Eastern Hebei Province

冀东太平寨—娄子山太古宙麻粒岩相变质峰期流体研究

Two Linear Granite Zones in Shanxi Hebei Nei Mongol Juncture Region and Their Implication for Early Precambrian Continental Evolution

晋冀内蒙交界地区麻粒岩地体中两条花岗岩带及其对早前寒武纪地壳生长的意义

Geochemical features and geological significance of the leucosomes in the quartzofeldspathic gneisses of Fuping Complex,Hebei,China

河北阜平杂岩长英质片麻岩中一些浅色体的地球化学性质及其地质意义

blastoporphyritic leptite

变余斑状长英麻粒岩

THE DISCOVERY OF GRANULITES AND GRANULITE FACIES IN THE XIAOLINZI IRON DEPOSIT,ANSHAN,NORTHEAST CHINA

鞍山小岭子铁矿麻粒岩及麻粒岩相的发现

mantled gneiss dome

沉积岩覆盖的片麻岩穹丘

Study on the Working Mechanism of Pipe Umbrella Reinforcement in Weak Surrounding Rock Mass Tunnel;

软弱破碎围岩隧道中管棚超前预支护技术研究

Study on the Parameters of Barrel Vault Advanced Support of Soft Rock Double-arch Tunnels under Unsymmetrical Pressure;

软岩偏压双连拱隧道管棚预支护参数研究

The Construction Technique of Running before to Take Care of the Shed in theFlabbiness Rounds the Rock Tunnel Engineering;

软弱围岩隧道工程超前管棚支护施工技术

Shelter-Tunnel Design for Dealing with Stone-falling Disasters on Chengdu-Kunming Railway

成昆线危岩落石病害整治中的棚洞设计

Applied technology of large-pipe-shelf grout injection through mylonite fault zone

大管棚注浆法穿越糜棱岩断层带的应用技术

Construction skill of karst tunnel and application of pipe shed

岩溶隧道的施工技术及管棚在施工中的应用