Soft rock headings are characterized by high ground pressure, high deformation and difficulties in supporting.
软岩巷道具有大地压、大变形、难支护的特征。
The research results can provide a reference for the deformation analysis and stability control of the deep soft rock roadway with high ground pressure.
研究成果可为深部高应力软岩巷道的变形分析与稳定性控制等提供参考。
Soft rock tunnels have the characteristics of high ground pressure and large deformation and are difficult to be supported. So they can not be easily controlled with single support method.
软岩巷道多具有高应力、变形大、难支护等工程特征，单一支护方式难以控制围岩变形。
If the pressure of flare gas is high enough and there is not injurant component, ground flare can be used.
火炬气排放压力高，且火炬气不含剧毒有害物质的，可以利用其余压的，可采用地面火炬。
The engineering practice show that, the high - pressure chemical churning pile was effective ground reinforce method in some complex foundations.
本工程实践表明，高压旋喷桩对一些复杂地基，特别是场地孤石较多时，是一种有效的地基加固方法。
This paper introduces research process of High Pressure FRP Pipe (HPFP). The Characteristics of HPFP and fittings, and the Significance of application in the ground oilfield are also summarized.
本文介绍了油田用高压玻璃钢管及管件的研制过程，并重点论述了高压玻璃钢管及管件的特性以及在地面油田推广使用的重要意义。
Counter-rotation of dual-brush disc, high pressure which can stubborn stains on the ground.
双刷盘相互旋转，高强压力，可清洗顽渍地面。
Where jets fly, 14 kilometres high, the atmospheric pressure is only 15 per cent of what it is on the ground.
在飞机飞行的14公里高空中，大气压力就只占它在地面上的15%。
The effects of analytical spectral line, back ground correcting point, high frequence power, carrier gas pressure, flow rate of liquid sample and auxiliary gas on analytical results were investigated.
研究了分析谱线、背景校正点、高频功率、载气压力、试样提升量和辅助气体流量对分析结果的影响。
The field investigations show that ground pressure of coal face with high productivity depends on face advance rate.
通过现场实测，得出了对浅埋煤层高产高效工作面顶板来压特征和不同推进速度的矿压显现规律。
We dispulled together. cleaned and ground the high and low pressure vingves.
我们拆出高高压阀举办干净研磨。
The warm high ridge at the middle and low troposphere and the lower pressure of the ground all provide the good circulation background of this heavy fog.
对流层中低层的暖脊和地面均压场的维持是此次大雾形成的良好环流背景。
Gass lift drainage gas recovery by gas lift valve, from the ground to high-pressure gas injection stop injection Wells, the gas energy gradually lift shaft in the liquid, the well production capacity.
气举排水采气技术是通过气举阀，从地面将高压天然气注入停喷的井中，利用气体的能量逐级举升井筒中的液体，使井恢复生产能力。
Gass lift gas lift valve from the ground, the high-pressure gas injection Wells stop the pump, use of gas energy to lift the liquid in the wellbore, the well to restore production capacity.
气举排水采气技术是通过气举阀，从地面将高压天然气注入停喷的井中，利用气体的能量逐级举升井筒中的液体，使井恢复生产能力。
In fracking, liquid is forced into the ground under high pressure.
使用水力压裂法时，高压液体被压入地下。
Gass lift drainage gas recovery by gas lift valve, from the ground to high-pressure gas injection stop injection Wells, the gas energy gradually lift shaft in the liquid, the well production capacity.
气举是通过气举阀，从地面将高压气体注入停泵的井中，利用气体的能量举升井筒中液体，使井恢复生产能力。
Gass lift gas lift valve from the ground, the high-pressure gas injection Wells stop the pump, use of gas energy to lift the liquid in the wellbore, the well to restore production capacity.
气举是通过气举阀，从地面将高压气体注入停泵的井中，利用气体的能量举升井筒中液体，使井恢复生产能力。
Rice starch was ground by ultra-high pressure technology. The physical properties of differently ground products were studied.
以大米淀粉为原料，通过超高压处理成不同颗粒大小的淀粉颗粒，对其进行物理特性的研究。
Additional, 100 get group with high salary group, full day lives below the enormous pressure of high-strung urbanism, this abreacts with respect to what need a drive the ground.
另外，百领群与高工资群体，整日生活在高度紧张的都市生活的巨大的压力下，这就需要一个精神的发泄地。
Additional, 100 get group with high salary group, full day lives below the enormous pressure of high-strung urbanism, this abreacts with respect to what need a drive the ground.
另外，百领群与高工资群体，整日生活在高度紧张的都市生活的巨大的压力下，这就需要一个精神的发泄地。
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