coal fall是什么意思

网络释义

用法例句

Law of Orebody Caving by Block Caving System;

阶段崩落法中的矿体崩落规律

Discuss on a simulated system for rock mass caving and large-scally;

岩体大规模自然崩落模拟系统的初探

Numerical simulation of natural caving is conducted from meso-mechanics view through particle on the basis of method(PFM).

采用颗粒流方法对矿岩的自然崩落规律进行数值模拟计算,提出在颗粒模型中确定细观接触力学参数及模拟初始地应力的方法。

sublevel blast-hole method

深孔分段崩落采矿法

sudden fall of a mass of earth,mud,etc

（土、泥等的）突然崩落

sublevel undercut caving method

分段下部掏槽崩落开采

induced block caving

阶段人工崩落开采法

Mechanism of capping rock collapse by no-pillar sublevel caving

无底柱分段崩落法开采顶板围岩崩落机理

top slicing combined with ore caving

下向水平分层崩落采矿法

The tombstone was lichenous and crumbling.

墓碑长满了地衣,已在崩落。

a slide of large masses of snow and ice and mud down a mountain.

大块雪、冰和泥的混合物向山下的崩落。

(geology) the descent of a large mass of earth or rocks or snow etc..

（地质学）土、岩石或雪的崩落。

The masonry of the old building began to crumble.

旧楼房的砖石结构开始崩落。

Support Technique and Equipment for Block Caving in Tongkuangyu Copper Mine

铜矿峪矿矿块崩落法支护技术与设备

The Application of Trench-continuously-advanced Caving Method for Unit Block

单元矿块堑沟连续推进崩落法的应用

Development of MCAI Courseware for Sublevel Caving;

无底柱崩落采矿法的MCAI课件的开发

Mining design procedures of the deep mining process sublevel caving stoping method

无底柱分段崩落采矿法回采设计方法

Numerical Simulation on Caving Process Zone Induced by Undercut

拉底诱导的岩体崩落过程区数值模拟

Experimental Research on Small Segment Caving Mining Method in Qianhe Gold Mine

前河金矿小分段崩落采矿法试验研究

The results show that the great plastic yield areas and pull failure areas are formed in the base structure with caved area extends.

结果表明,随矿岩崩落开采,崩落区下方岩层出现较大范围的塑性破坏区和拉破坏区。

A mass of snow and rock broke away and fell on the climbers.

一堆积雪和岩石突然崩落到登山者的身上.