split spacing

By experimental study on strength of granite porphyry,sandrock and cement mortar at elevated temperature ranging from 25℃ up to 100 0℃,influence of elevated temperature on anchoring system of fully grouted cable bolts at a high-temperature mine stope hangingwall in high-sulphur mines is analyzed.

通過對花崗斑巖、砂巖和水泥砂漿試樣在25～1 000℃溫度范圍內進行高溫強度試驗,分析了高溫對高硫礦山高溫采場頂板全孔灌漿錨索加固系統的影響,得出了一些有重要價值的結論。

The application of pre-stress and duct grouting technology in roof truss construction;

預應力張拉與孔道灌漿在屋架施工中的應用

The making up of high-performance cement paste in post-tensioned prestressed duct grouting is preseated.

介紹后張預應力孔道灌漿中高性能水泥漿體的配制,并通過相關試驗,對灌漿漿體的配比與性能進行了研究。

contract and unsaturation of the grouting materials in the duct grouting of post-tensile.

通過大量試驗分析研究,解決了長期以來后張預應力孔道灌漿存在的泌水,收縮不飽滿、預應力鋼材料得不到鈍化保護等問題。

The Studying of Prestressed Concrete Duct Grouting Experiment For Naming Changjiang Second Bridge;

南京長江二橋預應力混凝土孔道灌漿試驗研究

Application of supersonic detection to irrigation quality of prestressed concrete

超聲法檢測預應力混凝土預留孔道灌漿質量的研究

Application Study of Grouting Technology for Prestressed Duct Based on High Performance Material

基于高性能材料的預應力孔道灌漿工藝應用研究

It has the characters of not need room for future expansion and grout-on, convenient use, material saved, bended easy.

具有不需預留孔道、必灌漿；施工簡便、省材料、便彎曲等特征。

I has the charcters of not need room for futture expasion nd grout-in, Convenient use, material savad, bended easy.

具有不需預留孔道、必灌漿、工簡便、省材料、便彎曲等特征。

Post Grouting Construction Technique for Bored Piles with Slurry-supported Wall

泥漿護壁鉆孔灌注樁后壓漿施工技術

New Understanding on the Mechanism of Post Grout Injection for Bored Piles

鉆孔灌注樁后壓漿技術機理的新認識

Study on Post-grouting Technologies of Bored Piles and Their Application;

鉆孔灌注樁后壓漿技術的研究和應用

Research on the Use of Later Low-pressure Grouting to the Drilling Hole Pour Pile;

鉆孔灌注樁低壓力后壓漿的應用研究

On the Mud Property of Bored or Punch Piles

鉆(沖)孔灌注樁泥漿性能指標及應用

Analysis on Applying Post-grouting Technique in Bored Pile

后注漿鉆孔灌注樁的工程實例與探討

The application of post-injecting method in bored pile engineering

后注漿法在鉆孔灌注樁工程中的應用

Application of Air-percussive DTD Hammar in Drilling Grout Hole in Xiaoshan Power Station

風動潛孔錘在小山電站灌漿孔施工中的應用

Post pressure grouting of borehole cast-in-situ pile bottom and its quality control

鉆孔灌注樁孔底后壓漿施工工藝及質量控制

Analyses on Stability of Bored Piles and Research on It by Base Post-Grouting;

鉆孔灌注樁孔壁穩定性分析及后壓漿應用研究

Study on Applying Inclined Grouting Holes Technology in Dam Foundation Curtain Grouting at Shanggou Water Conservancy Pivot Project;

斜孔灌漿技術在上溝水利樞紐工程壩基帷幕灌漿中的應用研究

Application of Orifice-closed Grouting Method in Low-pressure Non-cover-weight Grouting for Yanshan Reservoir

孔口封閉灌漿法在燕山水庫低壓無蓋重灌漿中的應用

Application of sealed orifice grouting in seepage elimination project at Fengman dam

孔口封閉灌漿法在豐滿大壩降滲工程帷幕灌漿中的應用