本文对管缝式锚杆进行了受力分析，并介绍了现场试验研究结果。
The paper makes an analysis of the stresses on split-set roof bolt, and gives results of in-situ tests.
本文针对连续冷轧管生产线上的管缝探测这一实际课题，阐述用电涡流法实现监测的必要性与优越性。
Focusing on the problem of detecting metal tube's gap on continuous cold tube rolling line, this paper describes the necessity and advantages of detecting by eddy current leakage measure.
主导产品是新型锚杆系列、锚索系列、管缝式锚杆系列及各种顶板钢带、W钢带、托盘、和安装机具等。
Main products are series bolts, series anchor cables, pipe seam roof anchor series and all kinds of steel, W strips, trays, machinery installation and so on.
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