The test tube is closed at one end with a hydraulic seal. 接管式防水密封接头试管的一端为水封所封闭。
The WV is designed so that it will provide a multiple lip hydraulic seal in a fixed gland depth packing. 在西弗吉尼亚州的目的在于,它会提供一个固定的腺深度包装多唇液压密封。
In order to facilitate the construction machinery and other types of medium and high-pressure hydraulic machinery seal seals systems design and selection. 从而,方便了工程机械和其他中、高压液压机械产品密封系统用密封件的设计和选用。
The hydraulic cylinder utilizes clearance seal technology and floating regulation technology, thereby the floating clearance rod seal ring has a long service life. 本实用新型采用间隙密封技术及浮动调节技术,所以浮动式间隙杆密封环的寿命较高;
To perform high efficient turning of hydraulic carbon-graphite seal ring, the laser-assisted machining of the material of carbon-graphite seal ring is conducted using laser pre-heating. 为实现液压碳石墨密封环的高效车削加工的目的,采用激光辅助加工方法,进行了碳石墨密封环材料的激光辅助车削加工研究。
Methods To contrast supplementary therapeutics of hydraulic dilatation with local seal in treating periarthritis of shoulder. 方法用液压扩张补充疗法在空调性肩周炎中的运用,与局部封闭的治疗对照。
Since the WV Packing is a multiple lip hydraulic seal, it is recommended over a single lip seal for applications where side loading is a factor. 由于西弗吉尼亚州是一个多包装液压密封唇,建议在一个单一的应用唇密封在侧负荷是一个因素。
Revamping to Hydraulic Turbine Mechanical Seal System of Hydrocracker 加氢裂化装置液力透平机械密封系统改造
The properties of filled polytetrafluoroethylene ( PTFE) composites are introduced in detail. Its applications in hydraulic and pneumatic seal are presented. 本文介绍了填充聚四氟乙烯复合材料的性能,简要介绍填充聚四氟乙烯复合材料在液压气动密封方面的应用。
Both the main hole and the branch are cemented, and then squeeze sealing fluid at the window, thus more reliable hydraulic seal can be achieved at the junction of main hole with branch hole. 主、分支井眼均采用注水泥固井技术,在窗口挤入密封液,保证了主、支井眼连接处有较为可靠的液压密封性;
This paper discussed thoughts of structure design, hydraulic design and seal design of HD type petrol-chemical process pump, in order to communicate with experts in petrol-chemical industry. 本文论述了HD型石油化工流程泵在开发研制过程中结构、水力设计以及密封问题上的思考,与化工行业的同行进行交流。
Research on Hydraulic Seal Device 液压密封装置的探索
The Evolution Study of Theories, Technologies and Application of Hydraulic Reciprocating Seal 液压往复密封理论、技术与应用的进展研究
The results will facilitate analysis of the movement process and study of the flow resistance of the hydraulic cylinder seal structure. 该分析为水压缸步进动态过程理论建模以及水压缸密封结构泄漏流阻的研究提供了依据。
The physical mechanical properties 、 friction wear properties of polytetrafluoroethylene ( PTFE) filled with carbon fiber are introduced in detail, its applications in hydraulic and pneumatics seal are presented. 本文介绍了碳纤维对其填充聚四氟乙烯复合材料的物理机械性能、摩擦磨损性能的影响,简要介绍了该复合材料在液压气动密封等方面的应用。
The hydraulic shaft seal consists of both dynamic and static seal. 液力轴封由动密封和静密封组成。
Compatibility of Hydraulic Oil and Seal Material 液压油与密封材料的相容性
The hydraulic expansion seal has been adopted under the artesian head of 120 m, which breaks the domestic record of such seal used in submerged radial gate. 在120m承压水头下采用液压伸缩式水封,刷新了潜孔弧形闸门使用该种水封的国内记录。
Improvement design of DF_4 locomotive hydraulic motor oil seal cover DF4型机车静液压马达油封盖的改进方案
Application of the Hydraulic Pressure in Water Seal of the Tail Gate of a Hydro-Power Station 液压技术在电站尾水闸门止水中的应用
The concepts of friction wear and lubrication of seal interface were summarized. The development of hydraulic reciprocating seal was reviewed from the aspects of critical oil film formation, seal failure mechanism and hydrodynamic lubrication seal. 综述了液压往复密封偶合面的摩擦、磨损和润滑,从边界润滑液膜的形成,密封失效的机制和动力润滑密封方面,评述了液压往复密封理论的研究进展。
Research on back pressure hydraulic impactor seal structures 背压式液动冲击器密封问题研究
Properties of Filled PTFE and Its Application in Hydraulic Pneumatic Seal 填充聚四氟乙烯性能及其在液压气动密封中的应用
By utilizing the space between hydraulic motor oil seal cover and cooling fan core wheel end surface reasonably and improving the structure, these troubles have been eliminated efficiently. 通过合理利用静液压马达油封盖与冷却风扇轮心端面间的空间,进行加装和改进,有效地防止了马达油封的漏泄。
Design blue print of the hydraulic cylinder seal style was put forward for the hydraulic cylinder with large power, larger load and long journey. 提出了一种大功率、大负载、长行程工作条件下,液压缸活塞与缸体之间、活塞杆与缸盖之间密封方式的设计方案。
A Study on Evolution of Hydraulic Reciprocating Seal Technology for Construction Machinery 工程机械液压往复密封技术的进化研究
Main parameters of sealing ring on hydraulic shaft seal for centrifugal pump 离心泵液力轴封密封环主要参数探讨
Designing the newer Hydraulic Seal for Centrifuger 离心机液压传动新型输油密封设计
Based on the analysis of different seal schemes, a downhole hydraulic seal technology is ensured to realize downhole seal for in-situ exploration. 在综合考虑多种密封方案之后,确定了能真正实现原位探测目的的孔底密封技术,即钻孔孔底水力密封技术。