五分法

EFL五分法与COPD患者的呼吸困难分级有很好的相关性。

And there is good consistency between EFL and subjective dyspnea grade in COPD patients .

采用五分法采集农灌水（工业废水）、农田土壤、农作物和畜禽产品样品，并检测其中重金属元素汞（Hg）、砷（As）、铬（Cr）和镉（Cd）的含量。

The samples of irrigating water for agriculture , farmland soil , crops and animal products were collected through the five divided method and were measured for the concentration of Hg , As , Cr and Cd .

结果表明，按“五分法”计算，家庭总体纯收入水平的不良指数为9.17；

The results show : by " five-group " method , the total household net income distribution index is 9.17 ;

本文追溯了我国图书分类体系的历史发展过程，并以现代科学分类体系为标准，衡量现行“五分法”，指出了《中图法》存在的问题。

This thesis generally states the course of development of book classification system from ancient times up to , the present of china , and theoretical basis establishing the " five-grade system " .

提出一种描述多支承转子系统弯曲振动的数学模型：应用二分法和LU分解法综合计算弯曲自由振动模态，应用Newmark时间差分法和空间五点差分法综合求解弯曲强迫振动动力响应；

The bending vibration equations are established on the multi-supports rotor model system . For calculating mode of free vibration , the dichotomy and LU law are adopted , while the Newmark law and quincunx difference are applied to dynamical response calculations .

论对数视力表与五分记录法

Discussion on logarithmic visual acuity chart and five grade notation

采用五点差分法提取脉搏波的特征点。

Applies the method of five-point difference to detect the characteristic points of pulse wave .

在平面温度应力问题和热屈曲问题的计算中，采用了精度更高的五节点差分法来进行计算。

We adopt five nodes difference method to solve thermal stress problem and thermal buckling problem , because this method is more precise .

在微电阻测试系统的基础上，设计了湿热载荷下焊点测试系统；提出用五探针差分法代替四探针微电阻测试法，并通过实验证明了五探针差分法的优点。

On the foundation of former test system of micro-resistance , test system of solder joints was designed to measure resistance in the environment of temperature and humidity . Four-probe method in micro-resistance measurement has been replaced by five-probe difference method which is precise through experimental proof in the paper .