1)  two-stage compressor
两级压气机
2)  two-stage
两级
1.
Lithium Bromide Two-Stage Absorption Heat Pump and Its Design;
溴化锂两级高温吸收式热泵及其设计
2.
Development on low-specific-speed high-speed centrifugal pump with two-stage complex impeller;
低比转速两级复合叶轮高速离心泵的研制
3.
Mathematical modeling and simulation of two-stage absorption refrigeration air-conditioning;
两级吸收式制冷空调的数学建模与性能仿真
3)  two stage
两级
1.
The single stage and two stage SBR systems were investigated for treating high concentrated cattle farm wastewater and the performances were compared in terms of the removal efficiencies of carbon, solids and nitrogen.
对单级和两级序批式反应器 (SBR)用于牛场高浓度有机污水的处理进行了试验研究 ,对其污水处理性能进行了比较。
2.
this paper concentrates on the hardware testing of two stage refrigeration system of automotive air condition, and demonstrates the gain in system capacity and efficiency of two stage refrigeration system.
介绍了对两级制冷系统所进行的试验测试,并对试验数据进行了分析,结果表明两级制冷系统在效率及制冷能力方面均优于常规制冷系统。
4)  two levels of government
两级政府
1.
On two levels of government's policy for the transboundary pollution with population mobility;
人口流动下跨区污染的两级政府政策分析
5)  two-stage SBR
两级SBR
1.
The operation model of two-stage SBR for phosphorus and nitrogen removal without outer carbon sources;
两级SBR无外加碳源除磷脱氮的运行模式
6)  two-stage vibrator
两级振打
参考词条
补充资料:FG系列正负两级气流干燥机
应 用 范 围 
 
    本设备广泛用于食品、化工、医药、建材等行业的粉状、颗料状原料的干燥。获得理想干燥效果的产品有:淀粉、葡萄糖、鱼粉、砂糖、食糖、酒糟、饲料、面筋、塑料树脂、煤粉、染料等。  
  
流 程 示 意 图 
 

工 作 原 理 
    FG系列气流干燥机的工作原理是将湿物料的干燥分为两步完成。原料先由二级干燥之尾气和补充热气的混合体进行一级正压干燥,使用后的低温高湿尾气排出机外,干燥后的半成品由新鲜的热空气进行二级负压干燥,干燥后的成品计量包装,使用过的高湿尾气用作一级干燥,从而完成良好的循环干燥过程,补充的热风量可根据需要随意调节,因而机器适用性广。
 
技 术 参 数  
              
型号FG0.25FG0.5FG0.9FG1.5FG2.0FG2.5FG3.0FG3.5
蒸发水份(kg/h)113225450675900112511501491
功率配备 (kw)1118.530507590110110
占地面积(平方米) 3.5×2.57×57×6.58×711×712×714×1014×10
热效率 (%)>80>80>80>80>80>80>80>80
说明:补充资料仅用于学习参考,请勿用于其它任何用途。