被误解了的“裘布依稳定井流模型”(“影响半径模型”)是不合理选择地下水开采层位的主要“理论”依据。
The misunderstood "Dupuit stable well flow model" ("model of radius of influence") is the main "theoretical" basis of the unreasonable selection of exploited horizon of groundwater.
在放牧条件下,饮水半径和放牧距离是影响生产力的主要因素之一。
Under grazing condition, drinking radius or grazing distance was one of the most important factors affecting goats production.
文章主要针对激光光学系统设计中存在的球差对高斯光束像方束腰半径的影响进行了详细的讨论,并给出了具体关系。
The effect of spherical aberration on the radius of image beam waist in the design of laser optical system is discussed in detail, and the expression is presented.
影响聚合物包膜肥料养分释放的因素主要有:膜厚、颗粒半径、扩散系数、养分组成及其溶解特性。
The factors that influence the nutrients release behavior are as followings: membrane thickness, granule radius, diffusion coefficient, nutrients composition and nutrient dissolving property.
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.
计算表明,激波器偏心距和激波器半径对最大相对速度的影响最明显,是影响胶合磨损的主要影响因素;
The results showed that the highest relative speed is affected mainly by eccentricity and radius of eccentric gear, and led to the agglutination.
给出影响捕获微粒的主要因素,指出存在最佳束腰半径和被捕获粒子半径。
The major factors that affect the trapping were discussed and suitable beam waists and radii of the trapped particles were demonstrated.
结果表明:矿区萤石中LREE的配分模式主要受温度影响,而MREE、HREE主要受离子半径控制。
The results show that the LREE patterns are affected by temperature, and the MREE and HREE patterns are controlled by ionic radius.
然后分别从空间管制、耕作半径和交通、服务设施可达性分析三个主要影响因子进行GIS建模。
Then we set up GIS modeling of spatial development control, cultivating radius, traffic and public facilities accessibility.
通过分析表明:影响粉碎区半径和爆腔半径的主要因素是冲击波的强度、岩石的性质和炮孔尺寸等。
The results show that the principal factors effecting the smash district and the blasting cavity radius are strength of the shock wave, the characteristics of rocks and radius of the hole.
结果表明,几种添加剂对硝酸铵的晶变和抗结块性能有一定的改善,无机盐影响硝酸铵晶变和结块性的原因主要是结晶方式、离子半径、电荷数、离子构型等多种因素影响的结果。
Results show that some of these additives have good performance, which was mainly caused by the multiple effects of co-crystallization type, ionic radius, charges, ion stereo-structure and so on.
主要工作和结论为:(1)分析声场频率、声压和气泡初始半径对气泡动力学过程的影响。
The following work has been done:(1) Analyzing the influence of acoustic frequency, acoustic pressure amplitude and initial bubble radius towards bubble dynamics respectively;
结果表明:轴重与曲线半径是影响钢轨磨损的主要因素。
The results indicate that the axle load and curve radius are two key factors in the wear of rail.
文章主要就聚集之后光强分布和距离对光束半径的影响这两个方面作以深入地探讨。
The light distribution after focusing and the influences of the beam radius with the propagation distance are investigated in the paper.
系列数值分析表明影响槽钢腹板压屈的主要参数是腹板的厚度、屈服强度、槽钢的内角半径。
The numerical calculating results agreed well with the test data. The parameters affecting the web crippling capacity are researched through a series of numerical test specimens.
通过数值模拟发现,电极压力和电极球面半径是影响电极-工件间接触面大小的主要因素;
The electrode-to-workpiece and workpiece-to-workpiece con tact behaviors are analyzed, and reasons for contact pressure distribution are explained.
主要研究了曲率半径、宽跨比、高宽比、腹板厚度、加劲肋数量、横隔板间距等结构参数对曲线钢箱梁承载力和变形特性的影响。
The major parameters including the curvature radius, the ratio of height to span, the ratio of height to width, the thickness of web, the stiffener density and the diaphragm density are studied.
主要研究了曲率半径、宽跨比、高宽比、腹板厚度、加劲肋数量、横隔板间距等结构参数对曲线钢箱梁承载力和变形特性的影响。
The major parameters including the curvature radius, the ratio of height to span, the ratio of height to width, the thickness of web, the stiffener density and the diaphragm density are studied.
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