1) rock class
岩石类别
2) rock type discrimination
岩石类型鉴别
3) classification of surrounding rock
围岩类别
1.
In this paper,the engineering geologic characteristics and classification of surrounding rock of the Cretaceous soft rock of Baichuan hydropower station tunnel are deeply expounded,the pattern of e.
该文深刻阐述了白川水电站隧洞白垩系软岩围岩工程地质特性、围岩类别划分,总结了施工中所采用开挖及支护型式、控制围岩稳定的措施和方法。
4) surrounding rock classification
围岩类别
1.
Comparison analysis of surrounding rock classification before and after excavation on powerhousre of Laxiwa hydropower station;
拉西瓦水电站主厂房施工前后围岩类别对比分析
5) rock type
岩石类型
1.
The analyses on the origin,composition,rock type,pore structure and physical properties of the rock layers show that the three kinds of mixosedimentite layers correspond to three types of sedimentary environments.
对各类岩层的成因、组成、岩石类型、孔隙结构特征及物性分布的研究结果表明,这3种类型的混积岩层对应3种沉积环境。
2.
On the basis of micro section identification data of the reservoirs, the author considers that the main factors affecting physical property parameters are rock type, grain size, porosity type and clay content.
根据岩石薄片鉴定资料分析 ,影响物性参数的因素有 :岩石类型、粒度大小、孔隙类型、泥质含量。
3.
Based on a large amount of investigatlon data of rock types and death cases of erophagus cancer, the relation-sliip between mortality of emphagus cancer and rock types in the living areas of people have been studied.
利用江西省大量岩石类型和食管癌死亡调查资料，对食管癌死亡率与人群生存区岩石类型的相关性进行了研究。
补充资料：工业行业类别
工业行业类别：国家 1994 年制定的《国民经济行业分类与代码》（ GB /T4754 - 94 ），将现行的%26#8220;工业%26#8221;门类调整为%26#8220;采掘业%26#8221;%26#8220;制造业%26#8221;和%26#8220;电力、煤气和水的生产和供应业%26#8221;三个门类。依据产业活动单位其经济活动性质的同一性进行分类，即按企业生产的产品经济用途、使用的原材料、生产工艺性质来划分，而不是按其所属行政管理系统分类。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条