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- According to the principle of measuring the broken rock zone(BRZ) with GPR,the method of the measuring of the broken rock zone was proposed. 根据地质雷达测试隧道围岩松动圈的原理,提出了测试方案,并在共和隧道进行了实测,得出地质偏压隧道围岩松动圈的分布变化规律。
- Based on many years research of broken rock zone the paper describes roadway support theory, classification of rocks in the loose rock zone and mechanism of rock-bolting and shotcreting. 基于多年对围岩松动圈的研究成果,本文提出并论述了松动圈支护理论、松动圈围岩分类方法和锚喷支护机理三个问题。
- Principle of Measuring Broken Rock Zone Around Underground Roadway with GPR and Its Application 用地质雷达测试围岩松动圈的原理与实践
- A BACK ANALYSIS METHOD FOR ELASTOPLASTIC DISPLACEMENT OF BROKEN ROCK ZONE AROUND TUNNEL 围岩松动圈的弹塑性位移反分析方法探索
- Study on the distribution law of the broken rock zone around rectangular-shape coal roadway 煤巷围岩松动圈规律研究
- Effect of Confining Pressure on Distributions of Horizontal and Vertical Stresses around Rectangular Roadway and Broken Rock Zone 围压对巷道围岩应力分布及松动圈的影响
- Consisting of broken rock, coal, or ore moved from its place of origin. 碎屑状的由从开采地移来的破碎的岩石、煤块或矿物组成的
- broken rock zone 松动圈
- GARY CHAW ASIA LIVE 2008 LIMITED RM238 ROCK ZONE TICKET BOOKING!!! 曹格亚洲巡回演唱会-限量摇滚区门票购!
- A pointed tool, such as a spike or chisel, used for breaking rock or ore. 钢楔一种如尖铁或凿子等有尖的,用于劈裂岩石或砂石的工具
- Consisting of broken rock,coal,or ore moved from its place of origin. 碎屑状的由从开采地移来的破碎的岩石、煤块或矿物组成的
- The behaviour of this waste or broken rock is similar to that of a clean sand or gravel. 这种废石或碎石的行为与洁净的砂石或砾石相类似。
- Once the fractures are crammed, hydrocarbon only migrates through pore system of uncohesive fault rock zone, this phase is low-efficient. 诱导裂缝充填后,油气沿无黏结力断层岩带以渗流形式缓慢运移的阶段,是断裂输导油气效率较低的阶段。
- Round the corner of Croscent Bay, between the pile-up masses of broken rock, a flock of sheep came pattering. 沿着新月海湾的地方,从一堆堆破碎的岩石堆中,一群羊叭嗒叭嗒地跑了过来。
- From the earth s surface to fresh bedrock the profile of slope may be divided into soil zone,saprolite zone and weathered rock zone. 从地表到新鲜岩体,随着水岩化学作用程度的逐渐减弱,斜坡剖面可依次划分为土层、腐岩带和风化岩带,各带之间多是渐变过渡的。
- Flaked and broken rock littered the floor, and the air smelled of dust and crumbling stone. 地板上满是丢得乱七八糟的石头,空气中也弥漫着尘土和碎石的味道。
- From the earth's surface to fresh bedrock the profile of slope may be divided into soil zone, saprolite zone and weathered rock zone. 从地表到新鲜岩体,随着水岩化学作用程度的逐渐减弱,斜坡剖面可依次划分为土层、腐岩带和风化岩带,各带之间多是渐变过渡的。
- A weak tectonic rock zone on the right bank of the project is large, with a strike paralleling to the bank slope and a dip against it. 分布于糯扎渡水电站坝基右岸的构造软弱岩带,其规模较大,且走向平行岸坡、倾向坡内,工程性状差,是糯扎渡水电站主要工程地质问题之一。
- A pointed tool,such as a spike or chisel,used for breaking rock or ore. 钢楔一种如尖铁或凿子等有尖的,用于劈裂岩石或砂石的工具
- A pointed tool, such as a spikeor chisel, used for breaking rock or ore. 钢楔一种如尖铁或凿子等有尖的,用于劈裂岩石或砂石的工具。