采留比,ratio of extraction to reservation
1)ratio of extraction to reservation采留比
1.This method with a simple production system,is of lower cost But problems such as methods of tunnel support and feedback and expanding roadway,and designs ofratio of extraction to reservation,should be still studied in the extraction through tunnel.但其巷道支护方法、回撤扩帮方法和采留比设计等,仍是巷道穿采中值得深入研究的问题。
2)mining and remaining width采留宽度
3)mining and reservation width采留尺度
1.On the basis of the observation data of strip mining under structure and combining with numerical simulation,the surface subsidence rule of differentmining and reservation width in strip mining under thick alluvium and thin bedrock were analyzed.基于建筑物下条带法开采的地表变形观测,结合数值模拟方法,研究了厚松散层薄基岩条件下,条带法开采不同采留尺度的地表沉陷规律。
4)remained-slope mining留帮开采
5)mining and pillar width采留宽
1.Thus, rationalmining and pillar width were confirmed to ensure that surface di.从而确定了地表变形在Ⅰ级破坏范围内的合理采留宽度,为研究条带开采地表移动规律和“三下”压煤条带开采设计提供了依据。
英文短句/例句
1.~(3D)Numerical Simulation Research on the Confirmation of Rational Mining and Pillar Width in Strip Mining条带开采合理采留宽确定的FLAC~(3D)数值模拟研究
2.The discussion about waterproof mine columniationpillar width in Small coal mines bare area小煤窑采空区留设防水煤柱合理宽度的探讨
3.broad band seismic acquistition method宽频带地震采集方法
4.The width of the seam allowance used determines the width of the welt.留出缝份,缝份的宽度根据贴边的宽度而定。
5.Increasing Filler Retention Rate by Bicomponent Retention System采用双元助留系统 提高填料留着率
6.Ultra-Wideband Wide-Slot Printed Antenna with Inverted π-Shaped Feed采用倒π形馈源的超宽带宽缝印刷天线
7.How to improve the volleyball teaching so as to keep its characteristics in universities;保留项目特色,拓宽高校排球教学空间
8.Theoretical determination of the section coal pillar"s reserve-width in medium thick coal seam中厚煤层区段煤柱留设宽度理论确定
9.One side widening is suitable for low-grade road and double side widening is suitable for high-grade road.低等级旧路宜采用单侧加宽而高等级公路采用双侧加宽更加有利。
10.a disposition to be lenient in judging others.对待别人采取的宽容的态度。
11.New wide-size paper delivery roll, deliver paper correctly.采用新型宽幅送纸滚轮，送纸正确。
12.Design of Data Acquisition Software of Broadband Seismic Recorder;宽频地震记录仪数据采集软件的设计
13.The Study on Wide Strip Skip-mining and Its Ground Water Seepage Rule;宽条带跳采及其地下水渗流规律研究
14.Study on Stress State of Wide Strip Pillar in Gobs of Deep Mines深井采空区宽条带煤柱受力状态研究
15.A Double-Sampling 38-μW 92-dB Sigma-Delta Modulator with 8-kHz Signal Bandwidth一种双采样38-μ W92-dB8-kHz带宽ΣΔ调制器
16.Acquisition design technique with wide azimuth seismic and its application.宽方位三维地震采集设计技术及应用
17.RESEARCH ON THE APPROACH OF HIGH ACCURACY AND WIDE BAND SEISMIC ACQUISITION OF COAL MINE煤炭宽带高精度地震采集方法的研究
18.The Design of a Wide Dynamic Range Data Acquisition System一种宽动态范围数据采集系统的设计
相关短句/例句
mining and remaining width采留宽度
3)mining and reservation width采留尺度
1.On the basis of the observation data of strip mining under structure and combining with numerical simulation,the surface subsidence rule of differentmining and reservation width in strip mining under thick alluvium and thin bedrock were analyzed.基于建筑物下条带法开采的地表变形观测,结合数值模拟方法,研究了厚松散层薄基岩条件下,条带法开采不同采留尺度的地表沉陷规律。
4)remained-slope mining留帮开采
5)mining and pillar width采留宽
1.Thus, rationalmining and pillar width were confirmed to ensure that surface di.从而确定了地表变形在Ⅰ级破坏范围内的合理采留宽度,为研究条带开采地表移动规律和“三下”压煤条带开采设计提供了依据。
6)shrinkage stoping留矿回采
延伸阅读
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