coal recoverey drill是什么意思

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用法例句

Study on motion parameters of coal auger bits

螺旋钻采煤机钻头的运动参数研究

Made use of the genetic algorithm advantage in the optimal of nonlinear programming problem,set up the mathematic model by the least volume of the coal auger transmission part reducer,and got the optimized value.

利用遗传算法在非线性规划问题优化中的优越性,对螺旋钻采煤机传动部减速器以体积最小建立数学模型,并进行优化得到优化解。

This paper introduces the structure, principle, equipment set on mining face, mining technology of BSHK-2DM coal auger for thin seam, and its application situation in Xinwen Mining Group.

　本文介绍了从乌克兰引进的BSHK 2DM型薄煤层用螺旋钻采煤机的结构、原理、工作面配套设备和开采工艺,以及该设备在新汶矿业集团的使用情况,并对螺旋钻采煤机在薄煤层的使用前景提出了几点看法。

The Structural Principle and Application Practice of Coal Auger

螺旋钻采煤机的结构原理和使用实践

Research on Direction Control Techology of Auger Drill Miner Drill

螺旋钻采煤机钻具定向控制技术的研究

Optimal Design of Coal Auger Transmission Part Based on Genetic Algorithm

基于遗传算法的螺旋钻采煤机传动部优化设计

Multi-optimization Design of Drilling String by screw coal miner Based on Ant Colony Algorithm

基于蚁群算法的螺旋钻采煤机钻杆多目标优化设计

STUDY ON MECHANICAL EFFECT AND COAL PILLAR STABILITY DURING HIGHWALL MINING WITH AUGER MACHINE

螺旋钻机开采的力学效应及煤柱稳定性研究

Study on influence of excavation sequence on the stability of coal pillar under final highwall with auger mining

到界边坡下螺旋钻机开采顺序对煤柱稳定性的影响研究

The Calculation of the Instaneous Thickness of Cutting Chip on the Shearer Helical Drum

采煤机螺旋滚筒瞬时切屑厚度的计算

screw-feed diamond rig

螺旋给料式金刚石钻机

hydraulic gait-model all-auger drilling machine

液压步履式螺旋钻孔机

auger backfiller

万能螺旋钻式回填机

Cutting and Precision Form of Helical Vane of Shearer Drum

采煤机滚筒螺旋叶片的下料及辗压成形

auger with valve

(钻浅井用) 带阀螺旋钻具

Application of Cuimiao Coal Drill Protection Layer Face Shearer Style in Drilling

崔庙煤矿保护层工作面钻采煤机在钻采中的应用

Research on ZK-LX1100 Spiral Separator Separating Coarse Coal Slime

ZK-LX1100螺旋分选机精选粗煤泥的研究

Analysis and outlook of the present status of the coalface-used outburst-prevention drilling rig WANG Wei ZHA 0 Jiyun QIN Jiasheng

采煤工作面防突钻机现状分析与展望

The Analogy Research of Crucial Parameter of HSB with Helix Loader;

螺旋装煤机式水平煤仓关键参数模拟研究

The mathematical model and block diagram are presented to calculate the pick momentary cutting thick when the shearer drum is in the state of irregular motion.

给出了采煤机螺旋滚筒不均匀运动时截齿瞬时切削厚度计算的数学模型和程序框图。

Strength Analysis of Screw Sufface and Structure Parameters Study of Auger of Mounted Hole Digger

挖坑机钻头螺旋面强度分析及结构参数探讨