failure bolt-grouting support 锚注支护
bolt-grouting support mechanism 锚注支护机理
composite bolt-grouting support 复合喷锚支护
Research results indicate that bolt grouting support improves the effect of support for soft rock roadways and enlarges the range of bolts application.
研究表明，锚注支护利用锚杆与注浆相结合的方法，极大地提高了软岩巷道的支护效果，扩大了锚杆的使用范围。
According to the study, bolt grouting support is believed to be a promising way to support weak rock roadway. The new concept, bolt combined with grouting to reinforce...
进一步研究认为，锚杆与注浆联合支护是目前中国软岩(裂隙发育、可注性好)巷道支护很有前途的新途径。
In the second step, the prestressed cable is used as reinforced support to the roof plate, and the reinforcement by bolting and grouting with inside grouting bolt is applied to base Angle.
然后再采用预应力锚索对顶板进行加强支护，且对巷道底角采用内注浆锚杆进行锚注加固。
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