通过设计实例,介绍了磷石膏作为充填骨料充填井下的方法.
互联网摘选
文章针对软土地基的特点, 重点介绍大型沉井下沉施工的质量控制工作.
互联网摘选
阐明了螺杆式空压机在煤矿井下广泛应用的前景.
互联网摘选
The Yuxian mining area is the third largest mining area under exploitation in Hebei Province.
蔚县矿区是河北省正在开发的第三大矿区,随着矿区整体开发的推进,井下揭露资料的在增多.
网络文摘精选
介绍了语音电路在煤矿井下电机车自动停送电开关上的应用情况.
互联网摘选
Supply transformers for underground coal mine well are earthed at neutral point.
很多地方煤矿在供电方面存在不安全的隐患,向井下供电的变压器中性点接地.
互联网摘选
I , however , feel guiltless about taking advantage when someone is down, and Vegas is way down.
但是我不会为自己落井下石感到内疚, 拉斯维加斯现在陷入了困境.
互联网摘选
During coal drift driving, squeezing and splitting coal seams will be encountered now and then.
在井下煤巷掘进中, 时常会遇到煤层变薄或分叉.
网络文摘精选
Shield hauler is a usual main hauler of underground a modern coal enterprise.
支架搬运车是现代化煤炭企业井下搬家倒面常用的一种主力车型.
互联网摘选
Pay close attention to the conditions of lubricator and down-hole SSV, etc. during operation.
作业期间,密切注意防喷管工作状况, 井下安全阀压力等.
互联网摘选
In the process of mining, it is very important for mining safety to monitor gas concentration.
在煤炭开采过程中, 井下瓦斯浓度的测量对煤矿安全生产非常重要.
网络文摘精选
本文描述煤矿井下低压电网中电流故障保护系统的工作原理.
互联网摘选
The State shall take special protective measures for miners working in underground coal mines.
国家对煤矿井下作业的职工采取特殊保护措施.
网络文摘精选
The result indicates the parameter of underground mine abide by some probability distribution.
结果表明,井下生产的一些参数各服从于某种概率分布.
互联网摘选
