three-edged rule

An indicator system for effectiveness of ERA was established with four above factors as criteria which is divided into three layers, namely the target layer, the rule layer and index layer, altogether 17 indicators.

以上述四个因素为准则，构建了环境风险评价有效性的指标体系，该指标体系分为目标层、准则层、指标层3个层次，共17项指标。

A three-dimensional BF raceway cold model was founded according to the Re rule of the theory of similarity and modeling.

依据相似与模化理论中Re准则，建立了回旋区三维冷态试验模型。

Target level is the evaluation of AMT performance; three rule layers are AMT basic performance, shift comfortable and reliability; twelve index variable layer is the evaluation index of each performance. 2.

目标层为AMT性能评价；三个准则层为AMT基本性能、换档舒适性和可靠性；十二个指标变量层为每个性能中选取的评价指标。

In this paper, three layers of hierarchy-target layer, rule layer and factor layer-were established in the influence factors system of eco-industry development.

本文建立的生态工业发展影响因素体系形成目标层、准则层和因素层3层的层次结构。

Young mathematics teacher. high thin. in the hand is taking the three-edged rule and the compass.

年轻的数学老师. 高高瘦瘦的. 手里拿着三角尺和圆规.

The writer sum up the rule about simple diagram memory method of thermodynamical state function relation formulas and the three rules of realizing and drawing phase diagram of binary system.

作者通过多年的物理化学教学实践，总结出热力学函数关系式的简图记忆法规律及识别和绘制二元体系相图的三条规则。