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- Presents the energy saving principle of a frequency-controlled pump and points out the applicability of the law of similitude for centrifugal pumps and the conception of constant efficiency curves. 摘要阐述了循环水泵变频调速的节能原理，提出离心水泵相似定律的适用性和等效率曲线概念。
- According to the experimental device designed on the basis of the principle of similitude, the longitudinal vibration characteristics of bottom string in straight hole were investigated. 摘要为了了解直井眼中底部钻柱的纵向振动特性，利用根据相似理论设计出的钻柱动力学模拟试验装置，对不同参数组合下的钟摆钻具组合纵向振动特性进行了模拟实验研究。
- Based on principle of similitude of electro--hydraulic, the hydraulic systems are regarded as thetopological multipole diagrams composed of certain inde-pendent subsystem multipole models by nodes. 依据电液相似系统原理,提出将实际液压系统的物理模型视为由若干个相互独立的子系统多极模型经若干节点拓扑而成的多极图。
- The Essence of the Principle of Similitude 相似理论的实质
- Keywords Autothermic smelter;Jet;Principle of Similitude; 自热熔炼炉;射流;相似理论;
- We uphold the principle of racial equality. 我们坚持种族平等的原则。
- The firm will apply the principle of last in, first out'. 公司将实行｀後来者先走＇的原则。
- Determination of the Main Performance of a Series of Motors with Application of Principle of Similitude 用相似理论设计确定系列电机的主要性能参数
- It is, in essence, the principle of realism. 这实质上也就是现实主义的原则。
- The death penalty for murder works on the principle of an eye for an eye. 犯谋杀罪处以死刑，其原则是一命抵一命。
- We follow the principle of peaceful coexistence. 我们遵循和平共处的原则。
- The basic assumptions or principles of a subject. 基本原则，基本假设某一学科的基本假设或基本原理
- Darwin called this the principle of divergence. 达尔文把这个称为性状趋异原理。
- They infringe the principle of non-discrimination. 他们违犯了非歧视原则。
- The principle of radar is quite simple. 雷达的原理相当简单。
- Third, the principle of a truce. 第三是休战原则。
- principle of similitude 相似原理,相似法则
- The principle of foreign aid is not in dispute. 外援的原则是无可非议的。
- We should follow the principle of seeking truth. 我们要遵循实事求是的原则。
- Keywords Gating system;Model scale;Hydraulic model;Castng;Filling process;Principles of similitude;Self-simulating theory;Critical Reynold's number; 浇注系统;模型比例尺;水力模型;铸件;充型过程;相似原理;自模理论;临界雷诺数;
