相似原理

Electrostatic relays can be not compatible with the normal voltage (5V) because it needs high driving voltage. Thermomagnetic ones have the low response speed and are affected by the ambient temperature.

静电型由于需要较高的驱动电压，不易与标准电压源（5V）相兼容；热磁型响应速度低，受环境影响较大；微机械电磁继电器在结构原理上与传统机械继电器相似，更接近于实际应用。

In spite of the very close affinity between the variational theorems and the principle of virtual work, the study of the former is worth-while

尽管变分定理与虚功原理之间有很紧密的相似关系，然而对前者的研究仍然是有价值的。

Based on the results of underground observations and model tests of simulated materials of immediate roof, it is expounded that fragmented roof belongs in cataclastic rock mass,and its caving characteristics is clarified in this paper too.

本文根据直接顶岩体冒顶现场实测和相似模拟实验结果，阐明综采面破碎顶板的碎裂岩体属性与冒顶特征，并建立碎裂岩体冒顶力学模型，深入研究冒顶本质原因和控制原理。

The principles, destress results and technical parameters for destress blasting in the side wall of roadway are studied in the field test, numeric simulation and simulation test with equivalent materials.

用现场试验、数值模拟、相似模拟综合方法研究巷帮松裂爆破卸压维护软岩巷道的原理、卸压效果和技术参数。

The crude oil from the oil field is used as the base fluid and the synthesis condition of gelling agent aluminum dialkyl phosphate in oil-based fracturing fluid is studied in this paper.

根据相似相溶原理和油田原油的组分，探讨了油基压裂液胶凝剂二烷基磷酸酯铝的合成条件，进而对配制的压裂液流变性能、耐剪切性能、破胶性能等进行了测试和评价。

Type YZF duck-billed valve, also be called "rubber flexible check-valve", it has function similar to tide gate, flapper gate but its working principle and structure is different, its mounting pattern is generally classed to pipe hoop form and flange form( flange form is generally used in case that latus rectum is larger than DN800, otherwise pipe hoop form is used).

YZF 型鸭嘴阀，又称&橡胶柔性止回阀&，与潮门，拍门功用相似，但工作原理和结构不同，其安装形式一般分为管箍式和法兰式（法兰式一般大于通径 DN800，管箍式一般小于通径 DN800），本体材质为橡胶，可广泛用于排水管出口，防止水流倒灌，造成事故。

If they occur, the Pharmacopeial and NDA impurity limits and rationale should be reviewed; the limits should be revised when indicated to ensure similar or improved quality of the drug substance.

如果发生变化，应检查药典和NDA杂质限定和原理；为确保原料药的相似或改善质量时，应修改限度。

This paper takes HuBei province for example and use principle of industrial structure market validity to finish a test and verification on the unrelative relation between degree of industrial structure market validity and similar degree of industrial structure.

本文以湖北省为例，运用产业结构市场有效性原理验证了产业结构市场有效性程度和产业结构相似程度无关的命题。

It is analysesed the basic theory of the algorithm of the similarity of the Fingerprint TCM Estimating System, the superiority and inferiority, and the basic algorithm that how the contradistinguished fingerprint is synthesized.

综合分析了中药指纹图谱评价系统相似度算法的基本原理与优缺点以及生成对照指纹图谱的基本算法。

The objective is to develop a system engineering based framework for designing and evaluating efficient automobile distribution networks that accommodate various market conditions.

美国的汽车业历史悠久、呈发展缓慢趋势，而中国的汽车业正蓬勃兴起，通过比较分析找出了两个汽车市场在成品流通网络上的相似与不同，目的是想提出一个基于系统工程原理的、能够有效考虑不同市场情况的汽车流通网络的设计和评估框架。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。