The paper analyses the advantages and disadvantages of the technological process in some domestic main furfural refining extracting systems, and puts forward the optimization on the process plan.
分析了国内糠醛精制装置几种主要抽提系统工艺流程的优缺点 ,并提出优化流程方案。
Efficiency analysis of sucker-rod pumping system and optimal design of swabbing parameter;
有杆抽油系统效率分析及抽汲参数优化设计
Optimization design of wire rope sucker rod pumping system;
钢丝绳杆泵抽油系统优化设计方法及现场应用
Selection of pumping model for wire rope sucker rod pumping system;
钢丝绳抽油杆抽油系统抽油模式的选择
Studies on Decrease of Equipment Corrosion in Sulfolane Extraction System;
降低环丁砜抽提系统设备腐蚀性研究
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
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
Methods of increasing efficiency of vacuum system in power plant
提高火电厂抽真空系统效率的方案研究
statistical sampled-data control system
统计数据抽样控制系统
sampling analog memory system
抽样模拟存储器系统
mechanical input and extraction system
机动输气及抽气系统
fan and duct system
配有气槽的抽气扇系统
Dynamics Analysis of Beam Pumping Unit and Sucker Rod System;
游梁式抽油机与抽油杆柱系统动力学分析
Goal Ordering Extraction and Abstract Method
目标间顺序关系的提取及其抽象方法
The purpose of the ventilation system is to supply and exhaust air for passenger safety and comfort.
装置通风系统的目的，是为地铁站进气和抽气，以便为乘客提供安全和舒适的环境。
The crankcaseventilation system, using a road-draft tube, vented the crankcase vapors and blow-by gas into the atmosphere.
采用行车抽吸管的曲轴箱通风系统，给曲轴箱内的蒸气和窜漏气体排入大气提供了出口。
Study on General Paper-making-and-selecting-Model in Exam-system;
通用考试系统出卷子系统抽卷模型的研究
A single unit, such as a pumping station, within such a system.
此系统中的单独单位，如抽水站
The System of Topic Random Acquirement for Mathematics Analysis
《数学分析》课程的随机抽题系统
INTEGRATED INTELLIGENT DIAGNOSIS SYSTEM FOR SUCKER ROD RUMPED WELLS
抽油机井集成化智能诊断系统的研究
FEM ANALYSIS OF SUCKER-ROD PUMPING SYSTEM FOR DIRECTIONAL WELL
定向井有杆泵抽油系统的有限元分析
The Abstraction and Formalized Verification of Heating Hybrid System
供热混合系统的抽象及其形式化验证