把翼段模型安装在一个短支柱上,其优点是减少了安装支架的阻力。
Mounting the panel model on a short strut has the advantage of decreasing the tare drag of the setup.
在大倾角中厚煤层推行走向短壁采煤方法,使用单体液压支柱,取得较好的技术经济效果。
The article introduces the shortwall mining method along strike in medium-thickness seam with great dip angle, which is based on individual hydraulic prop and has brought great economic effect.
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