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- Keywords inducation caving roof;RFPA;time-varying effecting;empty; 顶板诱导崩落;RFPA;时变效应;采空区;
- inducation caving roof 顶板诱导崩落
- Because the increase of mining height in fully-mechinzed coal winning caving roof,it brings convenient and both brings the changing of rock rationlations. 大采高综放工作面由于机采高度的加大,在给工作面生产带来便利的同时,也带来支架与围岩关系的变化。
- YAN Zhi-xin,WANG Yong-he,JIANG Ping,et al.Study on measurement of blast induced seism and building safety criteria[J].Chinese Journal of Rock Mechanics and Engineering,2003,22(11):1907-1911. [9]言志信;王永和;江平;等.;爆破地震测试及建筑结构安全标准研究[J]
- fully-mechanized coal winning caving roof face 综放工作面
- support at fully-mechinzed coal winning caving roof 综放支架
- The roof is dangerous and could cave in at any time. 屋顶很危险，任何时候都会坍塌。
- mining height fully-mechanized coal winning caving roof 大采高综放
- The accordion was in full blast in the hall. 在大厅里手风琴拉得非常响亮。
- Study on the contool of top coal depletion ratio in caving roof mining 放顶煤开采顶煤贫化率控制研究
- Study on rice resistance to blast induced by heating decomposed substance from hyphal cell wall of Magnaporthe grisea 稻瘟菌细胞壁热解物诱导水稻抗稻瘟病的研究
- The party was going on in full blast. 聚会进行得热闹非凡。
- The roof of the old house will cave in any time. 这所老房子的屋顶随时会塌下来。
- My brother plays his records full blast in his bedroom every night. 我弟弟每天晚上在他的卧室里大声放录音机。
- A hermit used to live in the cave. 一位隐士曾经住在那个山洞里。
- A blast of the trumpet gave her a start. 突然发出的喇叭声吓了她一跳。
- A trumpeter sent out a warning blast. 号兵吹出告警的号声。
- We kindled a firebrand in the cave. 我们在山洞里点燃火把。
- The bomb blast killed several harmless passers-by. 炸弹爆炸使几个无辜行人受伤。
- What induced you to do such a stupid thing? 是什麽促使你做出这等蠢事来的?
