The comprehensive effects of filling in,compacting,agglutinating,solidifying and reclamation of rock of pre-grouting in broken aquifer are analyzed.
分析了预灌浆在破碎和含水地层中具有的充填、压密、粘合及固化等改良岩体原有物理力学性能的综合作用。
First,added a certain amount of fireproofing dust-depressor in the coal mine preventive grouting.
为改进煤矿传统的防火抑尘方法,通过对新型防火抑尘剂的作用机理分析和在试验室的性能测定,提出:一是添加一定量到煤矿预防性灌浆中;二是直接撒布到粉尘二次飞扬严重的胶带机巷等处,并在现场试验中进行了验证。
In order to prevent the coal self - ignition from occurring, some effective measures such as prevention of air leakage, preventive grouting and bashing can be adopted.
为防止煤炭自燃火灾的发生,可采取防止漏风、预防性灌浆、封闭火区等有效措施。
The Application of Pre-consolidation Grouting Technology in Yujiang Diverting Water Diversion Tunnel Project;
预固结灌浆技术在郁江调水引水隧洞工程中的应用
The results of the tests and research on the polypropylene fiber added grouting material have proved that, when the polypropylene fiber is admixed with the grouting material for prestressed anchorage, the anchoring capability of the grout can be much improved.
通过试验研究证明 ,聚丙烯纤维应用于预应力锚固灌浆材料可以改善砂浆的锚固性能 ,一方面钻孔孔壁的粘结强度可提高 2 0 %以上 ,另外可改善砂浆受力开裂性能 ,提高锚索使用寿命。
Experimental Study on High Early Strength Cementing Material for Prestressed Anchorage
高早强预应力锚固灌浆材料试验研究
Application and Practice of Prestressing Anchor Grouting Technology in Fractured Ground
破碎地层预应力锚索灌浆技术的应用与实践
Application Study of Grouting Technology for Prestressed Duct Based on High Performance Material
基于高性能材料的预应力孔道灌浆工艺应用研究
To reinforce the large-span and small-coal-pillar roadway by prestressed injection and cable anchors
小煤柱大跨度巷道群预应力注浆锚索加固工程
Experimental Study of Early Strong Grouting and Mechanism Analysis for Prestress Anchor;
预应力锚杆早强型水泥浆液试验研究与锚固机理分析
Research and Development of a High-Strength Grouting Material for Prestressed Anchor;
聚丙烯纤维砂浆增强预应力锚索锚固作用的机理研究
Experimental Analysis of Pre-stress Loss on Tensioning and Anchoring CFRP Sheet with Wave-shaped-gear
波形齿体系张拉并锚固CFRP片材的预应力损失
FEA of Pre-stressed Anchor Device under Stress and Dimension and Material Optimum of Anchor Head;
预应力锚具受力过程的有限元分析及锚圈的尺寸和材料优化
Anchor Mechanism and Application Research on FRP Laminate External Prestress Strength Technology;
体外预应力纤维片材锚固受力机理及其应用研究
Experimental Study on Plug-In Filling Hole for Lap-Joint of Steel Bar of PC Concrete Structure
预制混凝土结构插入式预留孔灌浆钢筋锚固搭接试验研究
MECHANICAL BEHAVIOUR AND EFFECTS OF PRESTRESSED ANCHORAGE FOR ROCK SLOPE
岩质边坡预应力锚固的力学行为及群锚效应
Study on Shearing Stress Distribution of Anchored Section for Prestressed Anchor Bolts
预应力锚杆锚固段剪应力分布规律研究
Study on Behaviour of Anchorage Zone of Tendon in Internal Prestressed Sluice Pier
预应力闸墩体内锚束锚固区受力性能研究
ANALYSIS OF INTERFACIAL SLIP MESOMECHANICS IN ANCHORAGE SECTION OF PRESTRESSED ANCHOR CABLE
预应力锚索锚固段界面滑移的细观力学分析
Study on Anchorage Performance and Load-Transfer Mechanism of Embedment Section of Prestressed Rock Cable Bolt;
预应力岩锚内锚固段锚固性能及荷载传递机理研究
Prestressing force anchorage cable application in consolidating in dangerous rock of massif
预应力锚索在山体危岩加固中的应用
Application of Prestressed Anchored Cable in Reinforcement of Side Slope
预应力锚索在边坡加固工程中的应用
Precise Position of Prestressed Steel Pipes of the Anchoring System of a Road Bridge
某公路大桥锚碇锚固系统预应力钢管精确定位