A study of the correlativity and data simulation between rock abrastivity and physical and mechanical indexes of rock
隧道岩石耐磨性与岩石物理力学指标相关性研究
Main influ-encing factors on rock abrasiveness are the sturdiness of rock mass and contentof hard minerals,and the coefficient of rock abrasiveness is a function of thespecific energy consumption in drilling and the content of hard minerals.
岩石磨蚀性系数是凿碎比功和硬矿物含量的函数,此结果已由模拟实验和实际凿岩试验所验证。
It is shown that the wearing capacity of a copper needle well reflects the rock abrasiveness.
试验表明:铜针的单位路程磨损量较好地反映了岩石研磨性的高低。
The results obtained from abrasiveness measurement of rocks by using the wearing capacity of a copper needle are described in this paper.
本文阐述了用钢针磨损法测定岩石研磨性的试验结果。
A study of the correlativity and data simulation between rock abrastivity and physical and mechanical indexes of rock
隧道岩石耐磨性与岩石物理力学指标相关性研究
Study on Electroplated Diamond Bit for Extra-hard, Compact and Weak-abrasiveness Formation;
坚硬致密弱研磨性岩层电镀金刚石钻头研究
The Research of Rock Resistance to Abrasion in Guanjiao Tunnel Based on the TBM Construction;
基于TBM施工的关角隧道岩石耐磨性研究
ENGINEERING CHARACTERISTICS OF MOLASSE FORMATION--RED SANDSTONE IN SHANGMO RESERVIOR AREA IN TIANSHUI REGION
天水上磨水库磨拉石建造红砂岩的工程特性
Main influ-encing factors on rock abrasiveness are the sturdiness of rock mass and contentof hard minerals,and the coefficient of rock abrasiveness is a function of thespecific energy consumption in drilling and the content of hard minerals.
影响岩石磨蚀性的主要因素是岩石的整体坚固程度和硬矿物含量。
Study on grinding performance of soft diamond grinding wheel
金刚石柔性磨轮磨削性能的实验研究
grindstone for milling or grinding
磨石,用于碾磨或研磨
The wind causes much wearing of rocks.
风使岩石遭到很大磨蚀。
The water has rasped away the rocks.
水磨掉 [侵蚀] 了岩石。
The rocks were worn smooth by the river.
岩石被河水磨光滑了。
Numerical Simulation Study of Rock Breaking Mechanism and Process Under Abrasive Water Jet
单个磨料颗粒冲击岩石过程的数值模拟研究
A light, porous, glassy lava, used in solid form as an abrasive and in powdered form as a polish and an abrasive.
轻石，浮石一种在固体状时用作研磨物且粉状时用作磨光物和研磨物的轻多孔火山岩
Study on grinding performance of nano-SiO_2 modified flexible diamond wheel
纳米SiO_2改性金刚石柔性磨轮磨削性能的研究
Experimental Studies of Rock Drillability and Rock Mechanics of Deep Well-bore
深部井眼岩石可钻性与岩石力学特性实验研究
Abrasive Water Jet Flow Property and Rock-breaking Mechanism;
磨料水射流结构特性与破岩机理研究
The microscopic study, description, and classification of rock.
岩性学对岩石的微观研究、描绘和分类