coal hole

与coal hole相关的网络例句 [注：此内容来源于网络，仅供参考]

Drilling a hole in the coal seam, soft rock and in the farmland beat the well time and limited efficacy rate .

200米液压钻机主要用于钻探各种深度为200米左右的各种角度的各类用途的孔，可在不同硬度的岩石中钻孔，而在煤层、软岩石中钻孔以及在农田打井时效率最高。

When the flange hole of coal blower casing and inlet box is countersunk, the problem of connecting hole back spot facing can be effectively solved.

它可以有效地解决在锪煤气鼓风机铸铁机壳和进气箱的开箱法兰把接孔时，连接孔背面的锪平问题。

The fractal pore structures and hole ratio of coal has been analyzed, the flectional factor of fractal channel and some characteristic parameters have been computed.Base on the results.

分析了煤的分形孔隙结构，计算了煤体的孔隙度、分形通道的曲折因子、扩散系数以及其它的一些特性参数。

The delivery man used to take the lid off our coal hole and simply tip the coal in.

送货员过去总是把我们煤窖的盖子打开，把煤一下倒进去。

This paper introduces structure,working principle,force analyzing and advantage of the clamp using in cutting bearing hole of coal car whee3. A system of the ultrasonic elliptical vibration cutting with the single longitudinal animation was developed.

利用这种结构研制了一套单激励超声椭圆振动车削系统，采用PCD刀具对LY12实心件和薄壁筒工件进行了精密切削实验，实验结果表明椭圆振动切削可以大幅度降低切削力，明显改善薄壁工件的形状精度，同时工件还具有较好的表面粗糙度。

与coal hole相关的网络解释 [注：此内容来源于网络，仅供参考]

coal hole：煤舱口

coal hole 煤舱孔 | coal hole 煤舱口 | coal hopper 煤斗

coal hole：煤舱孔

coal hole cover 煤舱口盖 | coal hole 煤舱孔 | coal hole 煤舱口

coal hole cover：煤舱口盖

coal hold 煤舱 | coal hole cover 煤舱口盖 | coal hole 煤舱孔

coal hole cover：煤舱盖

眉毛板||eye brow | 煤舱盖||coal hole cover | 煤气机动力装置||gas engine power plant

coal charging hole：装煤孔

粘土砖chamotte brick | 装煤孔coal charging hole | (3)炼铁Ironmaking