1.
Fracture Evolution and Seepage Characteristics of Distant Pressure Relief Coal-Rock Masses and Application in Gas Extraction under an Extremely Thick Igneous Rock
巨厚火成岩下远程卸压煤岩体裂隙演化与渗流特征及在瓦斯抽采中的应用
2.
Support of Full Seam Dynamic Gateway in Ultra Thick Broken Seam Suffered with Igneous Rock Intrusion
火成岩侵入的特厚破碎煤层全煤动压巷道支护
3.
Technology of Safety and High Efficiency Mining Face under Extremely Hard and Thick Igneous Roof
特硬厚层火成岩顶板工作面安全高效开采技术
4.
Granite comes in large masses.
花岗岩形成巨大的岩体。
5.
STUDY ON FRACTURE MECHANISM OF OVERLYING SUPER-THICK ROCK STRATUM IN UNDERGROUND MINING
地下开采上覆巨厚岩层断裂机制研究
6.
A body of igneous rock formed beneath the surface of the earth by consolidation of magma.
火成岩岩浆凝固后在地表下形成的火成岩岩体
7.
Roof Giant Conglomerate and Technology Controlling Roof Water;
巨厚砾岩顶板突水机理及防治技术研究
8.
The Study of the Mining Movement Rule under the Thick Loose Layer and Application
巨厚松散层下开采覆岩移动规律研究及应用
9.
Characteristics of Roof Weighing under huge thick Overburden Conglomerate
巨厚砾岩条件下的工作面顶板来压特征研究
10.
Approach to rational development strategy for giant thick metamorphic rock buried hill reservoirs
巨厚变质岩古潜山油藏合理开发方式探讨
11.
Water Controlled Coal Mining Technology Under Cracking Strata of Super Thick Gravel Layer with High Pressurized Water
高水压巨厚砂砾层裂隙岩体下控水采煤技术
12.
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.
13.
The mineral composition of a sample of igneous rock.
火成岩样品的矿物构成
14.
A dark, fine - grained igneous rock;diabase.
粗玄岩，辉绿岩一种暗色微粒火成岩；辉绿岩
15.
An igneous rock consisting chiefly of pyroxenes.
辉岩主要由辉石组成的一种火成岩
16.
An igneous rock consisting chiefly of pyroxene and nepheline.
霞岩主要由辉石和霞石组成的火成岩
17.
a mountain formed by volcanic material.
由火山岩材料形成的山。
18.
Of or relating to rock so formed; pyrogenic.
火成岩的，熔灰岩的按上述方法形成的岩石的，与之有关的；火成的