jumbolter

常見例句

After several years to jumbolter research,the hard rocks always present in the soft ones in the wall rock procedure using jumbolter,which results in changing the boring tool during the procedure.
經(jīng)過幾年對錨桿鑽機(jī)的跟蹤研究,發(fā)現(xiàn)錨桿鑽機(jī)在圍巖作業(yè)中常遇到軟巖中有硬巖夾層的現(xiàn)象,造成施工過程經(jīng)常更換鑽具的問題。
Keywords Pin timbering Jumbolter Current development status;
錨桿支護(hù);錨桿鑽機(jī);發(fā)展現(xiàn)狀;
Keywords jumbolter;circumgyrate;impinge;coal mine;application;
錨桿鑽機(jī);鏇轉(zhuǎn);沖擊;煤鑛;應(yīng)用;
Keywords planetmotor;hydraulic jumbolter;constant voltage;load-sensitiveity;
掘進(jìn)機(jī)星輪馬達(dá);液壓錨桿鑽機(jī);恒壓;負(fù)載敏感;
hydraulic jumbolter
液壓錨桿鑽機(jī)