Three measures of sludge(mixed liquid) return(pump-lift,impeller-lift and air-lift) about nitrogen and phosphorus removal processes are introduced and analyzed.
简要分析了脱氮除磷工艺三种污泥(混合液)回流方法(泵提升法,叶轮搅拌提升法和空气提升法)各自的特点,并认为由于叶轮搅拌提升法和空气提升法便于实现构筑物一体化,可以简化工艺流程,节省基建投资,而且能耗低,操作简单,在拟建的中小规模污水处理厂中具有良好的应用前景。
Selection bucket elevator and its installation;
米厂斗式提升机的选用及安装
Manufacture and operation of the automatic sampling facility on bucket elevator;
斗式提升机自动采样装置的研制和应用
continuous bucket elevator
链斗提升机;斗式连续升运器;多斗式提升机;多斗提升机
positive-discharge bucket elevator
强制排料斗式提升机
Parametric CAD/CAM Syatem Research on Bucket Elevator;
斗式提升机参数化CAD/CAM系统研究
Three-dimension Modeling and Motion Simulation of Bucket Elevator Based on Pro/E
基于Pro/E的斗式提升机三维建模
Improvement of Driving Chain Wheel Group and Tautening Device on HL Elevator Machinery;
HL型斗式提升机传动装置和拉紧装置的改进
Tilt Bucket Elevator Road Track is to Find Methods and Techniques
倾斜斗式提升机道轨的找正方法与技巧
Material Selection and Heat Treatment Process for Link Joint of NSBN Chain Bucket Elevator
NSBN系列链斗式提升机链板的选材及热处理
The Study on Bucket Elevator Designing Expert System Based on CBR and RBR;
基于实例与规则推理的斗式提升机设计专家系统研究
In this paper, FEA software ANSYS is used to calculate the strength of the trail bearings of Pit-scoop Type Hoisting Machine and the result is satisfactory.
应用有限元分析软件ANSYS计算斗式提升机机尾轴承的强度,得到了令人满意的效果。
pivot-bucket conveyor-elevator
枢轴吊斗提升输送机
elevator bucket specially designed for underground use
斗式升降机,专用地下
The miners are lowered into the mine by means of an elevator known as a cage. In the same shaft there is often a hoist, a bucketlike elevator used to raise mined ore from lower levels.
矿工借助于叫作罐笼的升降机下井。井筒里通常还安装有绞车，一种用来提升矿石的斗式升降机。
hoist (excl. skip hoists)
起重机（不包括料斗提升机）
Replacing Wire Rope Method of Friction Hoist
摩擦式提升机更换提升钢丝绳的方法
hopper elevating dump meat mixer
提升倾卸式肉料混合机
electric hoist (excl skip hoists and those of a kind used for raising vehicles)
电力起重机（不包括料斗提升机和用于提升机和用于提升车辆的起重机）
Study on the Detective and Control System of the Skip-Unloading of Multi-Rope Friction Hoist;
多绳摩擦式矿井提升机动力卸载箕斗卸空检测与控制系统研究开发
Selection of the Proper Motor for the Vertical Elevator Parking Equipment
垂直升降式停车设备提升电机的选用