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top riser是什么意思

中文翻译顶冒口

网络释义

1)top riser,顶冒口2)roof falling,冒顶3)roof fall,冒顶4)caving,冒顶5)roof collapse,冒顶6)Feeder,冒口

用法例句

    The preventive measures of roof falling under ground production in coal mine;

    煤矿井下生产中冒顶事故的预防措施

    Aimming at the roof falling accident in 2209 fully mechanized working face of Chensilou Coal Mine of Yongcheng Coal Industry Group,the authors have chosen the technology of injecting chemical reinforcing grout to strength the roof and ambient coal body.

    针对永煤集团陈四楼煤矿2209综采工作面出现的冒顶事故,采用化学注浆加固技术对工作面冒落区及煤壁进行了注浆加固。

    Processing plan of collapse and roof fall of moving stove tunnel soft burying around rock section;

    移炉隧道浅埋软弱围岩段塌方冒顶处理方案

    Analysis of stress arch action and preventing roof falling in laneway engineering;

    巷道应力拱成拱及防冒顶技术分析

    The paper analyses the factor of coal mine roof fall by AHP and provides reliable theoretical basis for controlling the roof fall.

    利用层次分析法对煤矿冒顶因素进行了分析,为控制冒顶事故提供了可靠的理论依据,对实现煤矿安全生产,提高经济效益和社会效益具有重要的现实意义。

    Destructive reasons and bolting-grouting mechanism are analysed direct to the caving in Renlou Coal Mine.

    针对任楼煤矿中一运输上山的冒顶状况,分析破坏原因及锚注加固的机理,采用锚网梁喷注联合支护技术,有效地控制了中一运输上山的进一步冒顶,取得了较好的技术经济效益。

    In this paper,a method of filling and grouting chemical materials into caving zone to solidify roadway was introduced and a good result was achieved.

    矿井生产或掘进过程中,巷道顶板或顶煤在上覆岩层压力下会经常发生冒顶等事故,若处理不当,将影响矿井的安全生产。

    Analysis on the reasons caused the roof collapse of tunnel and preventive measures

    隧道冒顶原因浅析及防治措施

    The common foundry methods for nodular iron castings with medium/ small size and their design were introduced including:process characteristics o f nodular iron;types of gating systems ,their choice and design;sorts of feed ers,their principles and choice;feeder design with modulus method.

    介绍日本中、小球墨铸铁件的常用工艺以及设计方法,包括:球墨铸铁的工艺特点;浇注系统的形式和选择;浇注系统的设计方法;冒口的种类和原理,选用方法,以及用模数法设计冒口的方法。

    By properly determining the dimensions of the feeder and its neck according to the principle of pressure-controllable feeder to control the inner pressure of casting,the shrinkageless casting was obtained,and the process yield of the casting was increased.

    根据可控压力冒口原理,选择适当的冒口和冒口颈尺寸,控制铸件内部压力,获得无缩松缺陷的铸件,并提高了铸件的工艺出品率。

    This article discusses balance compencation in casting,and researches feeding mechanism and process,finds that the point of the method is usage of extra pressure on feeder metal which comes from special pressure machine.

    介绍了平衡补缩铸造方法 ,并对其补缩机理和补缩过程进行了研究 ,指出平衡补缩铸造方法的关键在于采用专用压力机对冒口金属施加足够大的外加压力。

    To Open Up the Cave Tunnel Boring Cause of the Accident Analysis and Prevention and Control Measures

    掘进巷道冒顶事故的原因及防治措施

    This paper summed up the successful experiences in site treatment of roof collapse in recent years and performed an intensive evaluation of some common methods for the treament of roof collapse.

    本文总结了多年来现场冒顶处理的成功经验,并对几种常用的冒顶处理方法进行了评价。

    Common Methods for the Treatment of Roof Collapse of Drift in Jinchuan Mining Area and Evaluation

    金川矿区巷道冒顶处理的常用方法及评价

    Research on Comprehensive Control Technique for Heavy Roof Fall in Weak Mudstone Drift

    松软泥岩巷道大冒顶综合治理技术的研究

    Study on Rock Burst Induced by Roof Falling and Its Control Methods in Gypsum Mine;

    石膏矿冒顶引发冲击地压机理及防治措施研究

    Prevention and Treatment of Collapse and Roof Fall in Shallow Buried Highway Tunnel

    公路隧道浅埋段塌方冒顶的预防与治理

    They cut on day and night in spite of wine and rain.

    他们顶风冒雨日夜兼程。

    It will become you best to show no haste to take offence.

    你顶好不要冒冒失失地发脾气。

    The signal flamed out on the hilltop.

    山顶上突然冒出火焰作信号。

    expose a criminal, an impostor, a culprit, etc

    揭露罪犯、 冒名顶替者、 犯错误的人等.

    Joe Bolen braved the dangerous high winds to fly there.

    乔·博伦顶着大风冒险飞往那里。

    Sparks from the chimney ignited the roof boards.

    从烟囱里冒出的火星燃着了屋顶板。

    It may be, you think me an impostor.

    您也许以为我是冒名顶替的。

    Application of π type steel girder in broken easy caving roof

    π型钢梁在破碎易冒落顶板中的应用

    Roof-coal Falling Characteristics Analysis in Fully-mechanized Caving

    综放开采顶煤冒放性因素分析与评价

    Study on Caving Characteristics and Caving Leakage Risk Mechanism in Thick Coal Seam with a Stratum of Gangue in Fully-mechanized Mining with Top Coal Caving

    含夹矸厚煤层综放开采顶煤冒放特征及端面漏冒机理的研究

    Theory and Application on Top-Coal Caving Characteristics and Water Pre-Infusion to Treat Top-Coal;

    顶煤冒放特性与预注水处理顶煤的理论研究及其应用

    Research on the Top Coal Caving and Drawing Characteristics of Caving Roof Coal Mining for Shallawly Buries and Hard-Thick Coal Seam;

    浅埋藏坚硬特厚煤层放顶煤开采顶煤冒放性研究

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