Modification of inner bearing seal structure in centrifuge for PTA production;
PTA装置离心机内部轴承密封结构改造
The seal between the car for sintering machine and the air box;
烧结机台车与风箱的密封
Research on seals of hydraulic leg and jack for hydraulic powered support;
液压支架立柱和千斤顶密封技术研究
Analysis of Fuzzy Reliability for Gasket Sealing;
垫片密封的模糊可靠性分析方法
Development and application of anti-side wear sealing device in oil well;
抽油井光杆调偏防喷密封器的应用
Comparison and selection of airproof material for load cell;
传感器密封材料的比较与选用
Development of Self - airproof Side - door in 270 km/h High - speed Locomotive;
270km/h高速机车自密封门的开发研究
The Influence of Cylinder-body on Airproof Between the Cylinder Head And Cylinder;
机体刚度对气缸盖—气缸套密封性能的影响
Analysis of the seals used in high pressure heat exchanger on hydrogenation plant;
加氢装置高压换热器密封的分析比较
Analysis and improvement of blow-by for piston seals of electro-hydraulic hammer;
电液锤活塞密封窜漏的原因分析及改进
Applications of magnetic liquids seals on the whirl axle of centrifugal fan;
磁性液体应用于离心风机旋转轴密封的研究
Analysis and calculation for the sealed surplus of airtight coupling for oil pipe;
石油套管气密接头密封过盈量的分析与计算
In this paper, a method of determination of the freezing point with “a ice water bath of lower and unchanged temperature, lower cold in part, airtight tube, stirring with a machinery” is reported.
采用“固定冷浴温度、局部过冷、密封样品管、机械搅拌”的方法进行溶剂或溶液凝固点测量 ,与传统方法相比 ,它具有操作简单、结果准确、重现性好的优点 。
The paper describes a sort of high performance polyurethane-polyethylene glycol terephthalate (PET) fiber fabric-alu- m inium foil composite liner to be used as airtight joint structure of the gas pipeline.
本文介绍了一种高性能的聚氨酯-涤纶布-铝箔复合材料内衬的煤气管道接头密封连接结构,还介绍了“诺迪霸工艺”,并按有关试验标准,对管道接头密封结构进行了气密性、耐气压、抗弯曲、抗剥离强度及人工加速老化等试验。