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- Moreover, the reflected shock wave amplitude is reducing with increasing diameter ratio D/d and increasing length diameter ratio L/d. 反射激波压力最大值随吸收腔直径比D/d增加而减小，随吸收腔长径比L/d增加而降低。
- Length to diameter ratio of flexspline. 柔轮长度与内径之比。
- The Influence of Length Diameter Ratio of a Pneumatic Pipe on Flow Rate Characteristics 长径比对气动管道流量特性的影响
- length diameter ratio of hole 喷孔长径比
- length diameter ratio 长度直径比
- Screw of big length to diameter ratio, uniform plastication and high plasticizing capability. 大长径比螺杆、塑化均匀、塑化能力特高。
- The influence of length to diameter ratio and addition of two kinds of fibers on the properties of MDF cement,the bending strength and tenacity and water resistance,are studied. 研究结果表明,碳纤维和玻璃纤维作为MDF水泥的增强材料均能够显著提高MDF水泥的力学性能和耐水性,玻璃纤维的效果优于碳纤维。
- A critical length concept is introduced to describe the heat transfer performance of thin film flows with high Reynolds number in this investigation. 本文分析了降液膜高雷诺数区域换热系数随液膜长度变化趋势,引出临界长度的概念。
- The length、diameter and using time of mandril are needed in the process of manufacturing the pipe. 在扩管生产中,需要实时了解每根顶杆的长度、外径、使用次数等信息。
- Two methods for determining the critical length of the drill tool section below the hydrodynamic propulsor are presented. 给出了确定井下液力推进器以下钻具临界长度的两种方法。
- When the pipe diameter ratio varies a little，the local resistance loss of sudden contraction changes insignificantly. 存在一个最佳弯径比，使得水平弯管的局部阻力损失最小。
- The critical length of the powder flow tube for the equal dliameter nozzle is determined by Mach Number check method and factors affecting the clogging of powder flow discussed by calculation of the numerical values. 采用马赫数检验法确定等直径管中气粉流的临界管长,并通过数值计算结果讨论各种因素对气粉流壅塞现象的影响。
- The influences of the parameters such as elastic modulus of rock, cohesive strength and friction angle of slide surface, thickness and angle of rock layer on the critical length were studied. 分析了岩石弹性模量、层间滑动面强度、岩层厚度、层面倾角等因素对此类边坡溃屈破坏临界坡长的影响。
- The wall thickness to its inner diameter ratio was calculated on basilar artery as an indictorof cerebral vasospasm under optical microscope. 光镜下测定基底动脉的动脉壁厚度和基底动脉的内径,以其比值作为脑血管痉挛的指标。
- Based on the proposed model and the special function theory, a theoretical equation of the yielding curve was deduced to solve the critical length and the yielding position of consequent rock slope. 采用特殊函数理论进行分析，得出各层岩体溃屈曲线的理论公式，对此类边坡溃屈破坏的临界坡长和破坏位置进行了求解。
- There is a relationship between the trim exponents and impeller diameter ratio, namely the exponents vary with the ratio. 叶轮切割指数与直径比的确存在着某种关系，也就是切割指数随着切割后的直径比的变化而变化。
- SO,the formulas of BHA's critical load and critical length were deduced and given by the hor to fit in with the BHA's loading features as well as to improve the calculating exactness. 为此，推导了钻具在自重作用下失稳的临界钻压及临界失稳长度公式，以便使公式更符合BHA自身的受力特点，提高计算准确性。
- extruder length to diameter ratio 挤压出机长度直径比
- On critical length of pile in composite foundation 复合地基临界桩长的研究
- Study on Critical Length for Bedding Rock Slope 顺层岩质边坡临界坡长求解研究
