The Author analyzes the reason for the main shaft breaking witch is the most important part in PXQ1200/ 150A light hydraulic gyratory crusher by actual observation and theoretical analysis.

Analysis of Reasons for Shaft Breaking in PXQ1200/ 150A Light Hydraulic Gyratory Crusher

PXQ1200/150A液压旋回破碎机主轴断裂原因分析

Double cavity gyratory crusher

双腔回转破碎机&一种新型细碎设备

This paper is that analyse and inspect the fault of bed in a movable type of shock wave of stone crusher of body outside. Finally, remove the fault successfully.

本文针对一台可移动式冲击波体外碎石机床面故障检修进行分析、检查，最终成功排除故障。

Repair a Fault of Stone Crusher of Body Outside of Shock Wave of X ray Location

X线定位冲击波体外碎石机故障检修1例

In order to improve the working life of stone crusher hammers, the good and cheap low-alloy steel hammers were successfully developed through a numbers of productive tests and industrial tests.

为提高石料破碎机锤头的使用寿命，经过多次试验摸索和现场工业性试验，成功研制出价廉物美的低合金钢锤头。

Mixed asphalt and crushed stone gravel or sand, used for paving or roofing.

树脂，自然沥青某种自然的沥青，如矿石沥青或树脂。

Outside the car, the pale wash of halogen headlights skimmed over the crushed gravel parkway, the rugged whir of the tires intoning a hypnotic rhythm.

微弱的车前灯掠向公园内的碎砾石路上，车轮随着崎岖的路面上下颠簸着，节奏舒缓的叫人昏昏欲睡。

The main function of vibration crushed gravel is to squeeze soil, eliminate earthquake liquid and debase liquid grade, it also enhance the property of soil drainage, spread consolidation, improve compressibility and shear strengh.

振动挤密碎石桩在组合型复合地基中主要作用是对土体进行挤密，消除地震液化或降低液化，增加排水性能，加速土体固结，改善土的压缩性和抗剪强度。

Especially in southwest and northwest and other regions, most of the water conservancy and hydropower projects are built on deep overburden foundation which composed of sand, gravel or crushed gravel.

特别是位于西南、西北等地区的面板堆石坝大多建在砂土、砂砾石或碎石土等组成的深覆盖层地基上。

The paper mainly introduced the application technology of the pumping high strength concrete ( C60) which takes crushed gravel as coarse aggregate with big fluidity.

本文着重介绍采用以破碎卵石为粗骨料配制大流动性泵送C60混凝土技术应用。

Temporary access road shall be protected by crushed gravel;

临时通路应铺砌压碎的砂砾，以保护路面；

The pulp was crushed to extract the juice.

果肉被压碎以榨取果汁。

After that, the criminal was made to kneel and place his head on a stone. The elephant crushed the accused's head with his foot.

之后，犯人被要求跪着把自己的脑袋放在石头上，而后被大象用脚踩死。

The stone crushed the head of a poet. the imposition of a poll tax on voters

石头砸在一个诗人头上。对选举人人头税的课征

The stone crushed the head of a poet.

石头砸在一个诗人头上。

Tests are carried out by using crushed brick powder to replace part of natural sand in different substitutive percent in mortar to see how it affects the working ability and compression intensity of the mortar.

研究废砖粉以不同取代率取代建筑砂浆中的天然砂对砂浆的和易性及强度的影响。

Crushed brick ( CB) is one of the major components of construction wastes ( CW).

废砖是建筑废弃物主要组成成分之一。

The result shows that crushed brick powder can be used to replace part of natural sand in making mortar.

结果表明，废砖粉可以取代建筑砂浆中的部分天然砂，配制再生砂浆。

Research on Application of Crushed Brick Powder in Cement Mortar

废砖粉在建筑砂浆中的应用研究&建筑垃圾资源化技术研究之二

With regard to the average melting velocity ( g/ min), the order is as follows: crushed ice solid ice artificial snow natural snow.

就融化速率而言，大小顺序为：碎冰实冰人工雪自然雪。