阶跃侵入地层中,侵入带电阻率与地层电阻率比值小于0。
In step invasion formation, when the ratio of invasion resistivity to formation resistivity is less than 0.
为进一步研究剩余油含量,建立了浅、深电阻率比值分析式。
In order to make further study on the quantity of residual oil, a formula for the ratio of shallow resistivity to deep resistivity is formed.
渗透率比值与注水孔隙体积倍数或渗流速度的关系曲线均呈“S”形;
The relative curves of the ratio of transient permeability to initial permeability with the injected fluid volumes or seepage velocity are like a character "S".
为此提出测量浮法玻璃在加热与不加热时的透过率比值来计算渗锡量的测量方法。
A measurement method of the tin content calculated based on the measurement of the transmittance ratio was proposed.
渗透率比值越接近,层间渗透率级差越小,采出程度评价参数曲线越平缓,变化幅度越小。
The closer the permeability ratio is and the smaller the permeability contrast is, the more gently the recovery evaluation parameter curve is and the smaller the range-ability of the curve changes.
量化计算烧结颈生长率以及在不同晶界和表面迁移率比值时的烧结率,较好地符合理论分析的趋势。
The predicted growth rate of sintering neck and sintering rate for different ratios of grain boundary to surface mobility are consistent with the existing theoretical analysis.
储蓄率的比值是净数值。
总体而言,因纽特儿童(比值比:4.22;95%可信区间:1.55-11.5)和那些与上一个哥或姐的年龄距离不足一年的儿童(比值比:2.48;95%可信区间:1.33-4.63) 相比结核杆菌的感染率较高。
Overall, the MTI rate was higher among Inuit children (OR: 4.22; 95% CI: 1.55–11.5) and among children born less than one year after the birth of the next older sibling (OR: 2.48; 95% CI: 1.33–4.63).
连续测量的水流速度是通过不同源距探测器计数率的比值来确定。
Water-flow velocity of continuous measurement was determined by the ratio of count rate value of different source spacing detectors.
定义超车换道流量与干道流量的比值为超车换道率。
The ratio of overtaking flow to mainline flow was defined as the overtaking rate.
利用比值植被指数(RVI)分析法,与实地虫灾调查相结合,找出了受虫灾影响后不同灾害程度的RVI临界值,判对率为73%。
The ratio vegetation index(RVI)method is combined with field survey of insect pest to determine critical values of RVI for different degrees of disaster and the judgement accuracy reaches 73%.
这可能是由于它们产生剪切形变局部化的滑移面硬化率对瞬时拉伸应力的临界比值不同之故。
Presumably, it is due to their different critical values of the ratio of slip plane hardening rate to current tensile stress for shear localization.
这可能是由于在不同状态时产生剪切形变局部化的滑移面硬化率对瞬时拉应力的临界比值不同之故。
Presumably it is due to their different critical values of the ratio of slip plane hardening rate to current tensile stress for shear localization.
目录覆盖率测量的是推荐系统做出的推荐项目占全部可用项目个数的比值。
Catalog coverage measures the percentage of items for which the recommender system has ever made recommendations from the total available number of items.
轴系扭振的模态对数衰减率正比于每个振动周期耗散的能量与峰值应能的比值。
This logarithmic decay ratio of the shaft set is in direct proportion to the ratio of the energy dissipated per cycle to the peak strain energy.
共极化微分散射截面与交叉极化微分散射截面的比值随降雨率的增大而增大。
The ratio of co-polarization differential scattering section to cross-polarization differential scattering section increases versus the increase of rain rate.
透过率是透过光强与入射光强的比值。
The light transmissivity of an object is the ratio of transmission intensity to incident intensity.
透过率(T)是透过光强与入射光强的比值。
The light transmissivity "t" of an object is the ratio of transmission intensity to incident intensity.
因此在资料处理与解释中可不局限于比值电阻率的模式,使频率电磁测深具有更大的灵活性与适应性。
Therefore, the data processing and interpretation could not be limited to the mode of ratio resistance, resulting that the frequency electromagnetic sounding has larger flexibility and adaptability.
营养状况与血红蛋白及血清蛋白异常率呈正相关,中度营养不良重病人的白球比值倒置比例明显增高。
The nutritional status was well compared with the abnormal ratio of hemoglobin and serum protein, and A/G reverse was increased in some middle malnutrition patients.
近年来,随着检测灵敏度和分辨率的提高,该技术在放射性核素含量和同位素比值测定中的应用日益突出。
In recent years, with the improvement of sensitivity and resolution, its application was increasing to determine radionuclides content and isotope ratios.
在病例对照研究中,是否可用暴露比值比(EOR)作为CIR或IDR的无偏估计,取决于抽样方法和疾病率高低。
It depends upon the sampling methods and the size of the disease rate whether exposure odds ratio (EOR) in case-control studies can be used to estimate the CIR or IDR.
研究了财务杠杆率的图像,讨论了它随税息前盈余与债息之比值变化的规律。
It could shows a rule that the graph changes with the ratio of EBIT to liability interest.
试验表明:冰盖下泥沙起动流速与冰盖及槽底糙率的相对比值有关。
The experiment results show that the threshold velocity is affected by the ratio of roughness coefficient of ice cover and bed.
通过对极紫外多层膜反射特性的分析,得到了峰值反射率、带宽和中心波长分别随粗糙度、周期厚度以及比值变化的函数关系。
By analyzing reflective properties of multilayers, the peak reflectivity, bandwidth and centroid wavelength as a function of roughness, period thickness and thickness ratio were obtained.
实验表明这种改进的互功率谱比值法与传统的自功率谱比值法的方法相比,动作模式识别率得到了提高。
The result of experimentation shows that its recognition of movement was much better than the method using traditional Power Spectrum Coefficient.
实验研究表明,孔隙结构(渗透率与孔隙度的比值)与孔喉半径有良好的相关性。
The experimental data show that the pore structures (the ratio between porosity and permeability) are consistent with the pore throat radius.
要实现高压溶出过程的优化控制,关键是能够在线检测苛性比值与溶出率。
In order to control HPD process optimally, the key is to measure RSA and LR online.
折射率大约等于实际深度与视深度的比值。
The refractive index is approximately equal to the ratio of the real depth over the apparent depth.
本文主要讨论由上述因素引起的入射角、折射率、楔形度、厚度与曲率半径的比值对光学角偏差的影响,以利于生产工艺的控制。
The article mainly discusses optical angular deviation affected by angle of incidence, curvature, refractive index and unparalleled faces in order to modify the windscreen processing.
应用推荐