原岩应力分布与影响研究；
大理岩的原岩为灰岩。
湖北红安群的原岩形成时代一直是个有争议的问题。
The age of the protolith of the Hong′an Group in Hubei has been a controversial issue.
岩石的地球化学特征表明其原岩为一套陆源碎屑岩。
The geochemical characterizes of metamorphic detrital rock show their source rocks were terrigenous detrital rocks .
认为糜棱岩是原岩韧性孔洞损伤后脆性破碎的结果。
Mylonite is thought as the result of mylonite parent rock's brittle crush after it is porosity damaged plastically.
断层外侧覆岩呈“楔形”，采动应力低于原岩应力。
The lateral overburden of faults is "wedge" shaped, and mining stress is lower than that of the stress of the primary rock.
绿片岩原岩是一套含板内拉斑玄武岩的火山沉积建造。
The greenschists originated from a series of volcanic - sedimentary formations with intercalated intracontinental tholeiites.
在此基础上，讨论了原岩应力在深部开采设计中的应用。
On the basis of these conclusions, several new ideas about how to use these result in deeper mining in this mine are given.
在此基础上，讨论了原岩应力在深部开采设计中的应用。
On the basis of these conclusions, several new ideas about how to use these result in deeper mining I...
对它的研究，有助于恢复大型褶皱形态和变质岩原岩产状。
Research on hook folds is conducive to restoration of folded form of large folds and original occurrence of metamorphic rocks.
研究表明，变质上壳岩原岩主要以钙碱性火山（熔）岩为主。
Study has shown that the primary rocks of metamorphic supercrustal rocks are mainly calc-alkaline volcanic rocks.
以大理岩为原岩的矿石品质优良，以斜长角闪岩为原岩的矿石品级较低。
Grade of ore formed from marble is higher, that formed from amphibolite is lower.
并证实其原岩是与本区未变质的火山岩类相同的一套细碧-石英角斑岩系。
We con-firm that the original rocks are identical with the volcanic rocks in this area.
除了变质程度以外，原岩的类型和碳的原始物质的种类也会影响碳的石墨化作用。
Besides metamorphic grade, the nature of original rocks and the precursor of carbonaceous material may also influence graphitization.
因此，如何正确地识别硅化岩石与原岩，以及硅化的强弱对于找矿有着重要意义。
So it has more important significance that how to recognize silicified rock from host rock and the extent of silicify.
我认为岩石中的这些片理是由于岩石变形造成的，片理化岩石的原岩就是花岗岩。
I think the foliation is resulted from deformation. The original composition of the foliated rock is granite.
接触变质过程流体成分有较大差异，主要取决于流体来源、原岩性质和侵入体特征。
Fluid compositions very in different contact metamorphic processes depending on the fluid source, the features of sedimentary rocks and intrusive rocks.
磁铁矿片麻岩的泥质矿物特征和碎屑锆石的存在表明，原岩不是一个纯化学沉积体。
The pelitic mineralogy of the magnetite gneiss and presence of detrital zircon demonstrate that the protoliths were not a pure chemical sediment.
石榴角闪岩的原岩既可以是基性岩，如玄武岩或辉长岩，也可以是沉积岩如杂砂岩。
The protoliths of the garnet amphibolite can be either basic magmatic rocks, such as basalt and gabbro, or sedimentary rocks, like greywacke.
地应力也称为原岩应力，它是引起各种地下或露天岩土工程变形与破坏的根本力源。
In situ stress is ultimate cause of failure of all underground or open-air geotechnical engineering.
区内含蓝闪石岩的原岩包括优地槽内发育的各类富钠火山岩、含富钠火山质的沉积岩。
The primary rocks include the various sodium-rich volcanic rocks and the sedimentary rocks with sodium-rich volcanic materials which are well developed in the North Qilian eugeosyncline area.
锡铁山地区的部分样品中存在重稀土的异常富集，可能指示了原岩部分熔融过程的存在。
Anomalous enrichment of heavy REE are observed in some of samples from Xitieshan, which may resulted from partial melting with garnet as extraction residue during subduction.
该套片岩主要由富铝矿物十字石、铁铝榴石和大量黑云母组成，因而其原岩以粘土岩为主。
That suit of schist contans a large number of abundant aluminium mineral: staurolite, almandine and biotite, so the primitive is mostly clayrock.
原岩为一套在裂谷环境下形成的中酸性火山岩及碳酸盐岩。矿体的容矿岩石是镁质大理岩。
The primary rocks are a series of intermediate-acid volcanics and carbonate formed in environment of rift valley.
不过，变质岩中微量碳酸盐的碳含量和碳同位素比值分析能够对原岩类型提供有效的判别。
Nevertheless, the combined carbon content and isotope analyses of micro-carbonate in metamorphic rocks can be used to make a distinction in origin between sedimentary and igneous protoliths.
阐述了通过建立现今地质构造模型、地应力测量和数值计算确定煤层及围岩原岩应力的方法。
The author expatiated the methods that confirm initial stress in coal seams and wall rocks by setting up present geological structure's model and using geo-stress survey and numerical calculation.
石英硬玉岩原岩包括正变质的花岗岩和奥长花岗岩、副变质的酸性火山碎屑岩和长石石英砂岩。
The protoliths of quartz jadeitite include metamorphosed granite, trondhjemite, acidic volcanic rocks and feldspar-quartz sandstone.
REE在风化壳中富集分异受风化壳发育程度、花岗岩原岩中ree含量及其分布和分配的影响。
The extent of ree enrichment and differentiation is affected by ree concentrations and distributions in the primary granitoid rocks, weathering degree, etc.
其原岩岩石类型有火山岩，陆缘碎屑沉积岩，火山、岛弧拉斑系列或钙堿系列火山岩、蛇绿岩等。
Their original rocks are volcanic rocks, epicontinental clastic sedimentary rocks, and ophiolite of volcanic and island arc tholeiitic series or calcium alkali series.
其原岩岩石类型有火山岩，陆缘碎屑沉积岩，火山、岛弧拉斑系列或钙堿系列火山岩、蛇绿岩等。
Their original rocks are volcanic rocks, epicontinental clastic sedimentary rocks, and ophiolite of volcanic and island arc tholeiitic series or calcium alkali series.
应用推荐