Application of Automatic Storage and Retrieval System in Sand Core Storage and Feeding System 自动化立体仓库在砂芯储存、输送系统中的应用
Guide for design of processing system for sand and stone of hydropower and water conservancy project 水利水电工程砂石加工系统设计导则
The main constructions of our water supply and purification system: sand basin, reaction and sedimentation tank, double-valves filtering pond etc. 我厂给水处理系统的主要构筑物:沉砂池、反应池沉淀池、双阀滤池等。
Application of Multilayer Control System in Sand and Dust Environmental Test Equipment 集散式控制系统在砂尘环境试验设备中的应用
Automation Controlling System in sand Preparation and Moulding Process Established on the Basis of Rheology 建立在流变学基础上的砂处理和造型过程自动化控制系统
A high permeable cement slurry system for sand control 用于防砂的高渗透水泥浆体系
According to the structure of castings and the productivity of foundry, casting process has been properly designed, including pouring position, parting line, gating and riser system, sand core arrangement. 通过分析箱座铸件的结构特点和生产车间的生产条件,合理设计了铸件的工艺方案,包括:浇注位置、分型面、浇冒系统、砂芯分块。
According to the practical situation of consolidating the soft soil founda-tion by heaped load& vacuum preloading, cooperated with drainage system of sand drain ( drainage plate), a consolidation theory of sand drain foundation by penetrating soft soil layer is established. 根据堆载及真空预压,配合砂井(排水板)排水加固软土地基的实际情况,建立较为完善的打穿软土层的砂井地基固结解析理论。
This paper introduces a design idea and implementation methods of two stage distributed control system for sand processing. The intelligent sand moisture tellers are applied to real-time control facilities and a microcomputer is used to supervise the working state and productive management. 介绍铸造生产线型砂处理用可编程控制器和智能型砂水分控制仪进行实时控制,微机进行监测管理的两级分布式控制系统的设计思想和实现方法。
Mongolia cyclone became the main weather system caused sand storm in northern region of China, followed by southerly air-dry cold front weather systems. The higher concentrations of atmospheric pollutants were controlled by ground high pressure weather systems. 结果表明:影响我国北方地区产生沙尘暴的天气系统主要为蒙古气旋,其次为偏南风干冷锋天气系统,大气中污染物浓度过高多出现在地面高压系统的控制下;
Groundwater with an inherently high iron concentration is widely distributed in the quaternary system of sand and gravel aquifers in Harbin City. 哈尔滨市区的第四系砂砾石含水层中,原生的高铁水广泛分布。
In this paper, the authers analysed the features, origins of modern wind-sand hazards in this area and put forward disaster reduction countermeasures, including construction of shelter forest system local sand fixation and sand source control etc. 本文分析了胶东半岛北岸现代风沙灾害的特点,成因,提出加强防护林体系建设、局地工程固沙及控制沙源等综合减灾对策。
The article introduces the special design of ventilating and dust pelletizing system in sand reconditioning process. 介绍了砂处理工部通风除尘系统独特的设计方案。
For easing and repressing the sandstorm endangerment, established a shelter forest system of sand from the seventies. 为了减轻和抑制风沙危害,从70年代建立沙地防护林体系。
The design idea and its advance are introduced about the system of sand weather monitor and warn in Northwest China. 文中全面介绍了中国西北地区沙尘暴天气监测预警服务业务系统的设计思路及其先进性。
A study on the strengthening mechanism of the FFD system resin sand FFD系树脂砂增强机理研究
Design and Application of Ventilating and Dust Pelletizing System in Sand Reconditioning Process 旧砂回用工部通风除尘系统设计及应用
The system includes sand weather information database, sand weather monitor and sand weather service subsystems. 该系统由沙尘天气资料库、沙尘天气监测预警和沙尘天气服务3个子系统构成。
Implementation of SCADA System of Sand Paper Product Line 基于iFix软件的砂纸生产流水线SCADA系统的实现
Cooling Treatment and Reclamation System of Sand in Lost Foam Casting 消失模铸造砂冷却处理及回用系统的改进
By using technics such as setting different standard and height of semi covered checkerboard fence in different location, solid slope of road shoulder and creating sand transporting section ets, and forming the solid control system, sand hazards could be controlled sufficiently. 不同沙害部位设置不同规格不同高度的半隐蔽方格沙障、固化路肩边坡创造输沙断面等技术,形成立体防护体系,足以控制沙害。
Z& transform methods for designing computer control system sand problems in existense 计算机控制系统的z变换设计法及存在的问题
Design of screening system for sand and gravel aggregates at Jinhe hydropower station is presented here to give reference to similar projects. 介绍了金河水电站砂石筛分系统的设计,对类似工程具有一定的借鉴作用。
The Control System of Sand Jet Core-making Machine Based on PLC 基于PLC的射砂制芯机控制系统
A Special Coatings System of Sand and Stone Shock-resistance 一种特殊的耐沙石冲击涂层系统
The mechanism of soil water used for sand plants could be demonstrated by the following two aspects: the physiological and ecological processes and biomass of ground parts of sand plants, distribution of root system of sand plants and soil water environmental capacity. 沙生植物的水分利用的机制主要体现在如下两个方面:地上部分的生理生态过程和生物量:地下部分根系分布及其土壤水环境容量。
Due to power failure suddenly, the lifting system of sand pump in alluvial gold mine is frequently blocked up. 砂金矿山所用砂泵提升装置因突然停电而堵塞提升系统。
The Design Of a Fully Automatic Electrical Control System of Sand Table 全自动沙盘电控系统设计
Research on the Computer Distributed Control and Management System for Sand Processing of Casting Line 铸造生产线型砂处理分布式微机监控系统的研究
However, inside casing gravel pack completion is the best way of well completion system for sand control. 从防砂的角度看,管内砾石充填完井防是最佳的选择方式。