1.
mechanical back to back test
机械连接式效率试验
2.
Determination of failure rate of electronic elements and components
GB/T1772-1979电子元器件失效率试验方法
3.
Improving Rainwater Harvesting Efficiency of Loess Soil with Organic Silicon Materials;
新型高分子有机硅材料集流效率试验研究
4.
An Experimental Desk of Gear Reducer Based on Computer Control;
一种基于计算机控制的齿轮减速器效率试验台
5.
Error Analysis on Runner Model Efficiency Test of Pumped Storage Power Station
抽水蓄能电站转轮模型效率试验误差分析
6.
Empirical Study and Estimation of Efficiency in Chinese Commercial Banks;
我国商业银行效率的测试与经验研究
7.
Experimental Study on Transmission Efficiency for Constant Velocity Drive Shaft of Car
轿车等速驱动轴传动效率的试验研究
8.
On the Slip Ratio and Transfer Efficiency of IVT;
无限变速器滑差率和传动效率的试验研究
9.
Research on Y11X Electrical Connectors Reliability Demonstration Test Method;
航天电连接器失效率验证试验方法的研究
10.
Shallow talk how to raise the soil experiment availably efficiency
浅谈如何有效地提高土工试验的工作效率
11.
Agricultural Eco-efficiency Evaluation Based on the Super-efficiency DEA Model:Evidence from Rice Pot-experiment
基于超效率DEA模型的农业生态效率评价——以盆栽水稻试验为例
12.
The Comparison of Efficiency between Step Acceleration Test and Step Deceleration Test of Weibull Distribution
威布尔分布场合步加试验和步降试验的效率比较分析
13.
Comparison Analysis of Efficiencies for Lognormal Distribution Based on Step Acceleration Test and Step Deceleration Test
对数正态分布步加试验和步降试验的效率比较分析
14.
Equipment reliability testing--Tests for the validity of a constant failure rate assumptio
GB/T5080.6-1996设备可靠性试验恒定失效率假设的有效性检验
15.
Methods for testing the performance of high efficiency filter media--Penetration and resistance
GB/T6166-1985高效滤料性能试验方法透过率和阻力
16.
Test method for filter efficiency of filtering particle respirator.
过滤式防微粒口罩过滤效率的试验方法.
17.
A Study about the Classification of Efficiency of Electret Filtrate Material's to the FPM by Experiments;
驻极体滤料对微细颗粒物分级效率的试验研究
18.
Dsign and Study on the High Efficiency Inverter from DC(24V) to AC(220V);
高效率DC（24V）/AC（220V）逆变器的设计与试验研究