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- Keywords Deep ground pressure;Roadway stability;Inverted arch;Grouted bolting;Grouting reinforcement; 深井地压;巷道稳定性;反底拱;注浆锚杆;注浆加固;
- Deep ground pressure 深井地压
- The dirt was deeply ground into the floor. 污垢被深深地压到地板里面去了。
- Ground pressure character is surveyed in deep Copper Mine.On the base of it,Fuzzy is applial in rock class ification,and tunnel reinforced technique is studied. 对深部铜矿地压显现特征进行了调查,在此基础上,采用模糊理论,对岩体分类,进而对巷道支护技术进行了研究。
- The harm of percussive ground pressure,produced reason,conditions and protective measures are introduced. 介绍了冲击地压的危害程度,发生的原因、条件及采取的防治措施。
- Abstract: The harm of percussive ground pressure,produced reason,conditions and protective measures are introduced. 文摘:介绍了冲击地压的危害程度,发生的原因、条件及采取的防治措施。
- Ground pressure disaster occupies a predominent proportion in mine casualty accidents. 地压灾害在矿山伤亡事故中占绝对比重。
- The idea of key stratum pressure is put forward, and the ground pressure is mainly influenced by the breakage of key . 提出主关键层来压的新概念,指出回采工作面矿压显现程度主要受主关键层破断的影响。
- Colored discharge printing of deep ground cotton fabric was carried out with indanthrene dyes. The printing effect which can not be got by direct printi ng method now was realized. 在深地色棉织物上用阴丹士林染料进行色拔印花,以获得直接印花法不能达到的印花效果。
- Moreover, in the weighting process of the main roof, the characteristics of ground pressure manifestation are all of "camelback" form. 在来压过程中,回采工作面的矿压显现特征量均呈“驼峰”型。
- The stability of skarn in the soleplate of ore body is bad and the mining ground pressure is serious in Xishimen iron ore mine. 鲁中小官庄铁矿由于埋藏深、地压大、矿体倾角比较缓、矿岩破碎,是国内有名的难采矿山之一。
- It has been s uggested to choose logical project design, construction scheme, and support meas ure to reduce ground pressure damage. 并建议选择合理的工程设计、施工方案、支护措施,以减少地压破坏。
- A heat transfer model accounting for groundwater advection was proposed for determining the thermal conductivity and volumetric specific heat capacity of deep ground soil conveniently at worksites. 摘要提出了可用于现场测量地下岩土的导热系数、容积比热容等热物性参数以及地下水渗流速度的方法。
- Through researching on the charaters of soft rock and ground pressure,provides more ideal support methods so sa to achieve better economic benefit. 通过对元宝山矿区软岩特征和软岩巷道地压显现的研究,提出了更为理想的支护方式,以达到良好的经济效益。
- The regularity of the activity of ground pressure in mine stope andthe results of controlling in the process of mining are summed up and analyzed. 对回采过程中,采场地压活动显现规律与控制效果进行了总结与分析。
- An acoustic emission(AE) test rig with signal acquisition virtual instrument system has been developed for engineering ceramics high speed deep grinding. 建立了工程陶瓷高速深磨中声发射的实验系统,自主开发了其中的声发射信号虚拟仪器采集系统。
- TYS120 LLGP bulldozer is rigid suspended, power shift, hydraulically controlled and track-type. It is applicable for the extra requirement of the ground pressure. TYS120超湿地推土机系刚性悬挂、械和动力换档变速传动、压操纵的结构型式,是一种能满足使用工况对接地比压有特殊要求的湿地型履带推土机。。
- The safety of residents'life and belongingsalong with the under ground pressure pipeline of liquefied petroleum gas is tightly linked with that of the pipeline. 城市液化气埋地压力管道的安全与千家万户居民的人身和财产息息相关。
- TYS120LLGP bulldozer is rigid suspended, power shift, hydraulically controlled and track-type. It is applicable for the extra requirement of the ground pressure. TYS120超湿地推土机系刚性悬挂、机械和动力换档变速传动、液压操纵的结构型式,是一种能满足使用工况对接地比压有特殊要求的湿地型履带推土机。。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries