extraction ratio造句

• The average mass extraction ratio of the measured resources in area a is expected to be at 31 . 7 % for assumed permissible parameter and design layouts
  如按假设容许参数及设计方案计算的话， a区测定资源的平均矿体萃取率有望达31 . 7 % 。
• The used approximately dimensioning to approximate the mass extraction ratio guarantees stable cavities for the time of stoping and the storage of teh residual brine but consider not the behaviour of the safety layers and their mechanical integrity
  所使用的近似尺寸接近质量萃取率，从而确保了回采和储存残余卤水时空穴的稳定性，但安全层及其设备的完整性未考虑在内。
• The effect of overburden separation dynamic development under key stratum on grouting for bed separation space was analyzed , in order to deal with the problem that the current bed separation growing technology can not prevent the key stratum from breakage , put forward the isolated section - grouting technology for overburden bed separation space , integrated the virtue of growing for bed separation space and partial extraction , the bed separation grouting bodies , key stratum and isolated section pillars were made to constitute the load - carrying body all together , and to reach the purpose of reducing subsidence effectively , increase the coal seam extraction ratio , and accelerate the development of isolated section - growing technology for overburden bed separation space
  摘要分析了关键层下离层动态发育对离层充填的影响，针对目前离层区充填工艺不能阻止覆岩关键层初次破断的问题，提出了“覆岩离层分区隔离注浆充填”技术，它综合离层充填与条带开采技术的优点，通过离层区充填置换或减小分区隔离煤柱宽度，使“离层区充填体关键层分区隔离煤柱”形成共同承载体，从而达到有效减缓地面沉降的目的，提高了煤层采出率，促进了覆岩离层充填减沉技术的发展。
• Reynolds numbers ( based on average velocity at passage inlet and hydraulic diameter of the passage ) are changing from 20000 to 80000 and the extraction ratios ( suction ratios , sr ) are changing from 0 . 30 to 0 . 60 for each test model . so the influences of reynolds numbers , suction ratios and etc . on the discharge coefficients and pressure loss characterist ics are also presented . flow fields of typical passages are visualized with the flow visualization techniques and measured with hot - wire anemometer
  对每一种通道结构，实验在不同通道进口雷诺数( re = 20000 、 40000 、 60000 、 80000 )和不同通道总出流比( sr = 0 . 30 、 0 . 45 、 0 . 60 )下进行，以研究这两个流动参数及其它相应变化的参数(气膜孔的雷诺数re _ h 、气膜孔与通道的动量比i等)对出流特性和流阻特性的影响规律。
• According to a series of experimental data , the effect of following factors on the temperature in the ultra - low temperature box and cop are analyzed : the mixture composition , the pressure ratio and the return fluid extraction ratio of the rectifying column , the refrigeration capacity and the flow rate through throttle valve
  并根据一系列实验结果，分析了工质配比、循环压比及精馏柱回流液的抽取率、加热量和节流元件对低温箱内温度和系统cop的影响，为今后的进一步研究指明了方向。