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- gas drainaged by buried pipe 埋管抽放
- Test of Gas Drainage by Buried Pipe in Gob and Fire Prediction 采空区埋管抽放试验及防火预测
- The reasonable layer selection is the main influencing factors for gas drainage by high level borehole,the borehole parameters is based on the caving & fracture zone height of gob. 高位钻孔抽放最主要的影响因素是合理层位选择,其钻孔参数应根据采空区冒落带及裂隙带高度来设计。
- The aseismic test of buried pipe crossing fault is conducted. 首次进行了跨断层理地管道抗震试验,取得了一些有益的结论。
- By burying I just managed to arrive at the office on scratch. 我匆匆忙忙,好不容易才准时赶到办公室。
- Application of Gas Drainage by Tail Gate in Tuchneng Mine 尾巷式瓦斯抽放方法在土城矿的应用
- The aseismic test of buried pipe crossing fault is conducted. Some m. 首次进行了跨断层埋地管道抗震试验.;取得了一些有益的结论。
- The thired part tick off some tye of the lay forms of the design buried pipe. 第三部分列举了直埋管道的几种典型布置形式。
- Switches, sockets and thermostats are grafted on as afterthoughts to the architecture, with functions fixed by buried wiring. 开关、插座与定温器都在事后才附加到建筑物上,功能则受埋藏的线路控制。
- Microlog and LVL refraction data are used in determination of shot depth,along with shooting by large quantity of explosives and receiving by buried geophones. 激发上利用微测井和小折射资料合理选择井深,大药量激发;接收上采用钻孔埋置检波器;静校正方面形成了适合火焰山的静校正技术。
- Analysis on the wear reason of buried pipe system for coal-sline CFB and its solving measures are presented herein. 介绍某循环流化床锅炉埋管系统损坏原因及解决方法。
- Strengthening Gas Drainage by Long-hole Controlling Presplitting Blasting and Avoiding Outburst in Working Face 利用深孔控制预裂爆破强化瓦斯抽放消除回采工作面突出危险性
- The results show that the buried pipe ventilation system can improve indoor thermal comfort in hot climates. 结果表明,埋管系统通风降温可以改善炎热地区的室内热舒适性。
- Application of Roadway Gas Drainage by First Suction and Then Discharge in Tucheng Mine 先抽后启排放巷道瓦斯法在土城矿的应用
- They had come to show their gratitude by burying their savior! 它们是来埋葬恩人以表达谢意的!
- Trial Study of Gas Drainage by Roof Bore-holes on Strike under Different Geological Conditions 不同地质条件下顶板走向长钻孔抽放瓦斯技术试验研究
- Practice of Gas Drainage by Roadway Located in Roof of a Fully Mechanized Face with High Outburst Hazard 高突煤层综采工作面顶板高位抽放巷抽放瓦斯的实践
- This paper puts forward the calculating formula of depth of steamy thermal insulated direct - buried pipe thermal insulated kyer using technology economy analysis method. 本文采用技术经济分析方法,提出蒸汽直埋管保温层经济厚度的计算公式,将有机保温层和无机保温层的厚度优化选择。
- In the paper, the design of dewatering and drainage by pipe well point method for deep foundation pit excavation of a metro station in Shenzhen city is presented. 主要介绍了深圳地铁×车站深基坑开挖所采用的管井井点降水方案的设计情况。
- Metallic industrial piping - Part 6: additional requirements for buried piping. 金属工业管道。第6部分:地下管道的附加要求。