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- It also contrasts and analyzes the influence of thin and thick overlying strata on the height of caving zone and water flowing f... 结果表明覆岩越薄,两带高度越小,对提高开采上限具有积极的意义。
- In view of the present situation,the new method,interval and total wider strip mining technology with stowing caving zone,is put out. 基于此现状提出了注充宽条带跳采全采采煤方法。
- grouting treatment technology in solution cave zone 溶洞区灌浆处理技术
- Enlightenment from Two Spontaneous Fires in High Caving Zone 两起高冒自然发火的启示
- Interval and Total Wider Strip Mining Technology with Stowing Caving Zone 注充宽条带跳采全采采煤法
- Keywords microseism;monitor;roof of coal seams;caving zone;fractured zone; 微地震;监测;煤层顶板;冒落带;裂隙带;
- A hermit used to live in the cave. 一位隐士曾经住在那个山洞里。
- We kindled a firebrand in the cave. 我们在山洞里点燃火把。
- A mouse ran out from the dark orifice of the cave. 一只老鼠从黑暗的洞口跑出。
- The Norwegians live in a comparatively cold zone. 挪威人生活在比较寒冷的地区。
- Seen from within, the cave looked larger. 从内部看，那个地洞显得更大。
- The dark, dank cave gave me the willies. 这阴暗潮湿的山洞使我感到心惊肉跳。
- There is a bear in the inmost recesses of the cave. 洞穴的最深处有只狗熊。
- Supplies were parachuted into the earthquake zone. 救援物资已空投到地震区。
- Where's the entrance to the cave? 这个洞穴的入口在哪里?
- A massive boulder blocked the entrance of the cave. 一块巨大的圆石堵住了山洞的入口。
- They went to the cave in quest of hidden treasure. 他们到山洞去寻找宝藏。
- Some people live in Torrid Zone. 有些人生活在热带。
- The enemy had to cave in and surrender. 敌人只好屈服投降。
- I'd like to see Europe as a nuclear-free zone. 我希望欧洲成为无核区。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
