petrographical province

65% of the Karst land area and 31.

文山州石漠化的形成是由于岩溶地区地质环境脆弱,在不合理的人类活动和自然因素作用下,一些地区植被退化乃至消亡,导致水土严重流失,最终形成了连片分布的裸露石漠。

The technology for prediction of water in flow disasters in long and large tunnel, karst areas;

岩溶地区长大隧道涌水灾害预测预报技术

Grassland animal husbandry is the priority sector for poverty elimination in Karst areas;

草地畜牧业是改变岩溶地区贫穷面貌的首选产业

Although a large quantities and careful works have been done and induced disasters in tunneling, karst areas, but there still are a large quantities problems needed to be solved , due to the complicacy of such problems and the treatises are still remain at qualitative description of disasters.

文中简要介绍了岩溶地区长大隧道岩溶水的特殊性,分析了隧道涌水涌泥及地表塌陷等灾害发生的规律。

Pedogeochemical survey data processing and ore prospecting in volcanic terrain—take Liushuhezi gold-copper deposit field as an example;

火山岩区土壤地球化学测量数据的处理与找矿——以珲春柳树河子金铜矿区为例

Design and construction of shaft in karst region;

岩溶地区竖井的设计与施工

Study on Ecoenvironment Problems and Countermeasures on Agriculture Sustainable development in Karst Region of Guizhou Province;

贵州岩溶地区的生态环境现实与可持续发展对策

Construction characteristics and technical measures of cast-in-place bored pile in karst region;

岩溶地区钻孔灌注桩施工特点及技术措施

In total 6 volcanic regions and 30 volcanic belts are subdivided in Xinjiang.

全区共划分出6个火山岩区和30个火山岩带。

For the determination of the thickness of basaltic layers the survey area has to be extended into sedimentary area.

为了测定玄武岩岩层的厚度，测区必须扩大到沉积岩区。

The limestone, sandstone and shale of this area were soft.

这个地区的灰岩、砂岩和页岩都是很柔软的。

The Feature of the Metamorphite and the Photolyte Analysis on the Fuping Group in the Baoding Area;

保定地区阜平群变质岩岩石特征及原岩分析

ENGINEERING GEOLOGICAL CLASSIFICATION FOR ROCK MASS QUALITY OF DAM FOUNDATION IN KARST TERRAIN

岩溶地区坝基岩体质量工程地质分类

Major hydrocarbon source rocks are in the Cambrian and Ordovician.

寒武-奥陶系烃源岩是该区主力烃源岩;

The protolith restoration of the second diggings wall rock in Gongchangling iron ore,Liaoning province

辽宁弓长岭铁矿二矿区围岩原岩恢复

PETROGRAPHIC CHARACTERISTICS OF VOLCANIC-SEDIMENTARY FRAMEWORK IN BAIYIN AREA

白银地区火山—沉积岩系岩相学特征

The treatment of rock dissolving the region under tunnel construction

浅谈岩溶地区隧道施工中的岩溶处理

hyrax that lives in rocky areas.

生活的多岩地区蹄兔。

circum pacific calc alkaline petrographic province

环太平洋钙 碱性岩石区

Huangyan Canned Food Industrial Park

黄岩罐头食品工业园区

Lithology and Lithofacies Classification of Carboniferous Volcanic Rock Reservoir at Block-6 to Block-9 in Karamay Oil Field, Junggar Basin

克拉玛依六区——九区石炭系火山岩油藏岩性识别与岩相划分

Petrological and petrochemical characteristics of Early Cretaceous volcanic rocks in northeast Jiangxi Province

赣东北地区早白垩世火山岩的岩石学及岩石化学特征

THE TIME-SPACE RELATION AND CHARACTERISTICS AND FORMING PHYSICOCHEMICAL CONDITIONS OF MESOZOIC IGNEOUS ROCKS IN EASTERN GUANGDONG AREA

粤东地区中生代火成岩的时空分布,岩石特征及成岩物化条件

The host rocks of Zhaishang Au deposit are mainly argillic, calc and carbonaceous slates and silty sandstone.

寨上金矿区赋矿岩石主要为泥质、钙质、碳质板岩、粉砂岩等。

RECOGNITION OF STRUCTURES IN MAGMATIC ROCKSOF ARCHEAN METAMORPHOSED PLUTONITEIN LONGGANG AREA, NORTH LIAONING

辽北龙岗地区太古宙变质深成岩中岩浆岩构造的识别

Magmatic Process and Source for the Permian Basic Rocks in the Northeast of Tarim Plate

塔里木板块东北部二叠纪基性岩石的岩浆过程与岩浆源区