1.
Research on High Pressure Water Jet Cutting to Improve Gas Drainage Efficiency
高压水射流割缝提高瓦斯抽放效率的研究
2.
Analysis on measures of improving system efficiency of the pump well.
提高抽油井系统效率的措施效果分析
3.
Operating Efficiency Analysis of Rod Pumping Equipment and Approaches to Improve Efficiency
有杆抽油设备运行效率分析及提高效率的途径
4.
Efficiency Analysis and Enhancement Countermeasures of the Beam Pumping System
游梁式抽油系统效率分析及提高对策
5.
Change of Filtration Efficiency of Filter During Cigarette Smoking
卷烟抽吸过程中滤嘴过滤效率的变化
6.
Primary Study on the Effect of Gas Drainage on Coal Seam Water Infusion
瓦斯抽放对煤层注水效果的影响初探
7.
Analysis of Factors of Gas Drainage and Countermeasures
瓦斯抽放效果的影响因素分析及对策
8.
Class D Audio Amplifier with High Efficiency and Low Harmonic Distortion
高效率、低失真的D类音频功率放大器
9.
Research and Design of Class F RF Power Amplifier with High Efficiency Performance
F类功率放大器的高效率研究与设计
10.
In commercial operations, removal of the juice form the orange occurs in a highly efficient and high-volume process.
在商业操作中,橘汁的抽提是高效率和高产量的。
11.
Analysis of Thermal Effects in High Power Diode Pumped Solid-State Lasers;
高功率二极管抽运固体激光器的热效应分析
12.
Software Development of Efficiecy Monitoring Evaluation and Optiization of Rod Pumping System;
有杆抽油系统效率监测评价与优化软件开发
13.
An Comparative Study on Effectiveness of Sweepstakes;
基于中奖概率与可控水平的抽奖效果比较研究
14.
Investigation on the Thermal Effect in BBO Crystal by Low-power Pumped Frequency Doubling
低功率抽运下BBO晶体倍频过程中热效应的研究
15.
Grey Correlation Analysis in the Factors of Influencing System Efficiency of Rod Pumping Well
抽油机井系统效率影响因素的灰色关联分析
16.
Analysis of influence factors about space sampling efficiency of winter wheat planting area
冬小麦种植面积空间抽样效率影响因子分析
17.
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
18.
Influencing factors to extraction efficiency of surface goaf hole
地面钻孔抽采采空区瓦斯效率影响因素