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老顶

n.main roof; upper roof
网络Old top

老顶

英-汉网络释义

老顶

main roof

采矿工程专业英语词汇手册 - 豆丁网 ... Overlying strata 上覆地层： Main roof 老顶，基本顶 Immediate roof 直接顶 ...

upper roof

地质专业词汇英语翻译(Q-Z) ... upper confining bed 上覆隔水层 upper roof 老顶 upright fold 垂直褶皱 ...

Old top

　　老顶（Old top）——先前趋势中的各个顶部。　　最低点（Low）——与最高点对应的术语。

2

The paper regards the main roof strata in uphill and downhill mining of an inclined longwall as a elastic plate .

本文将倾斜长壁仰斜、俯斜开采的老顶岩层视为倾斜弹性板。

4

New method to determine the main roof pressure in tridimensional simulated test

立体相似模拟实验判断老顶来压的新方法

5

Analysis of the way for the main roof caving relating to the staggered sublevel caving method

错层位放顶煤方法老顶垮落方式分析

6

The criterion on determining main roof in breaking zone and its application to the shallow seam

断裂带老顶的判别准则及在浅埋煤层中的应用

7

Roof boarding, scattered high - rise near Point road orderly , panoramic view of the urban landscape;

登临老顶，近望高楼错落，道路井然，市区景致尽收眼底；

8

Experiment study on the coefficients of friction and inserting of main roof block corner

老顶岩块端角摩擦系数和挤压系数实验研究

9

Research on curves of determining the instability type of broken rock blocks of main roof

采场老顶断裂岩块失稳类型判断曲线讨论

10

Mechanical model analysis of failure in steep seam mining

急斜煤层开采老顶破断力学模型分析

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