Emerson compressor application engineering comparison of single - stage versus double - stage compressor in supermarket application 美国艾默生公司压缩机应用技术讲座第二十讲单级压缩机与双级压缩机在超市应用中的比较
Information technology - coded representation of picture and audio information - progressive bi - level image compression iso iec 11544 : 1993 ; english version en iso iec 11544 : 1995 信息技术.图象和声音信息的代码表示法.双级图象的渐
The hsc - a hydraulic stage cementer features inner closing structure , opening through pressure difference . the closing plug drives the closing sleeve down and then shut circulation ports 型压差式双级注水泥器为内关闭式结构，不需投重力塞，通过液体的压力差打开循环孔，关闭塞带动关闭套下行关闭循环孔。
Double - stage high - speed vacuum ; quick , high efficiency remove water vapor in oil to enhance dryness level , breakdown voltage , one time filtration effort and reduce oil treatment period 双级高真空大抽速能快速高效的去除油中的水汽，使油的干燥程度击穿电压值一次性过滤效果都大大提高，缩短油处理工期。
Zhengzhou asia - pacific century co . , ltd with great innovative spirit , is one of the important factories produce multifunctional unburned brick molding press and the vacuum brick extruding machine series equipments 具有创造精神的郑州亚太世纪机器有限公司,以生产多功能免烧压砖机，双级真空挤砖机系列设备的重点厂家之一。
Abstract : according to the interrelation between the reliability and the optimization desi gn in gear drive , an optimal mathematics model of double reduction planetary tra nsmission is set up on rational reliability conditions 文摘:根据齿轮传动可靠性与优化设计的相关性，建立起双级行星齿轮传动在合理可靠性条件下的优化设计数模。
This equipment is mainly composed of braising apparatus 、 condenser 、 balanced water tank 、 material pump 、 circulating pump of cooling water 、 double water - ring vaccum pump 、 connecting pipeline and electrical control box 本设备主要由闪蒸器、冷凝器、平衡水箱、出料泵、冷却水循环泵、双级水环式真空泵、联接管道及电器控制柜等组成。
But the influence decreases with the reduction of fuel - air ratio . cold and reacting flow fields are calculated using commercial software fluent . numerical simulations are in agreement with the experimental data 另外,还利用商业软件fluent对带双级旋流器的单头部环形燃烧室冷态和热态整体流场进行了数值模拟,计算结果与试验数据吻合较好。
Adopted vacuum dryness principle , separation project , secondary and tertiary filtration technology and multiple patent technology , zla high - efficiency double - stage vacuum oil purifier is appropriative equipment to purify various types of insulation oils 系列高效双级真空滤油机是我公司采用真空干燥原理，分离工程，精密过滤技术及多项专利技术研制生产。是净化处理各类绝缘油的专用设备。
Aimed at overcoming the shortage of basic fuzzy controller , a kind of two stage fuzzy controller with scaling factors self - regulating and fuzzy pi controller is presented . when it is used in course control system , system " s anti - disturbance and response speed are satisfied 针对基本模糊控制器的不足，提出一种带模糊pi控制的参数自调整的双级模糊控制器，应用于船舶航向控制系统时，系统的抗扰性和响应速度方面均获得满意效果。
