侧板后掠角大小和整流罩位置变化时,对进气道的质量捕获、总压恢复系数和隔离段出口流场的均匀性等都有一定的影响。
Changes of sidewall sweep Angle and cowl position can influence inlet performance such as mass capture, total pressure recovery coefficient and uniformity of isolator exit flow field.
在以往的试验中,考虑到加热笼覆盖系数对热流密度均匀性的影响,通常选用红外灯阵作为主要的外热流模拟装置。
Infrared lamp arrays have long been adopted as primary simulation equipment of thermal flux, considering the effect of cover coefficient of infrared heating cage on flux uniformity.
地表反射率和大气光学特性地面同步测量结果显示:敦煌场地的地面均匀性好,各个通道反射率的变化系数(即相对变化百分比)均小于3%。
The results show that the test site has a very good homogeneity with a variation coefficient of the reflectance in any channel lower than 3%.
叙述一种用于测试大口径、长焦距光学系统杂光系数、渐晕系数、像面照度均匀性等光学参数的检测方法。
A method is introduced for testing stray light coefficient, vignetting coefficient and image surface uniformity optical system with large aperture and long focal length.
近年来填充床反应器CFD数学模型韵几个研究重点是动量交换系数、毛细管压力以及床层空隙率的非均匀分布性。
Several of the focuses of CFD model in packed-bed reactors were studied, namely, the momentum exchange coefficient, the capillary pressure and the void fraction.
数值结果表明,施加自适应无源被动控制后,分离区长度减小为无控制时的45%,控制区域的总压恢复系数和流场均匀性提高。
The numerical results show that with the adaptive passive control, the separation bubble length was reduced to 45% of its original length, and the low total pressure recovery coefficient was improved.
讨论了堆积结构、方位因子、形状因子、取向因子、轴比和粒度均匀性对堆积系数的影响。
The effects of packing structure, azimuth factor, shape factor, orientating factor, axis ratio and size uniformity on the packing fraction have been also evaluated.
探讨了将不均匀系数作为水资源决策指标的可能性。
The possibility of the nonuniform coefficients to be recognized as an index in water resources decision-making is described.
油藏非均质性严重,就会导致平面上水线推进不均匀,使生产井过早见水或水淹,从而影响水驱面积波及系数的大小。
Reservoir heterogeneity can lead to uneven waterline forward on flat moreover that will result in water breakthrough too early. Thus the area sweep coefficient was affected.
提出了一种以FPGA为核心的焦平面器件实时非均匀性校正方法,能够实时地完成非均匀性校正系数的在线计算、红外图像的非均匀性校正。
The two-point correction method is analyzed, and a new real-time nonuniformity correction algorithm for IRFPA is proposed by using field programmable gate array(FPGA).
进而提出了抗滑系数图和抗滑系数谱的概念,以反映碎裂岩体稳定因素的不均匀性。
Further suggested are the conceptions of the image and the spectrum of slide resistance factor to illustrate the unevenness of the stability of cataclastic rock slope.
进而提出了抗滑系数图和抗滑系数谱的概念,以反映碎裂岩体稳定因素的不均匀性。
Further suggested are the conceptions of the image and the spectrum of slide resistance factor to illustrate the unevenness of the stability of cataclastic rock slope.
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