so the most important parameter of hydrophilic sealing gasket is the contact pressure.
作者针对国内某城市双圆盾构隧道所采用的两种材质的遇水膨胀密封带(聚氨酯弹性体与遇水膨胀橡胶),设计了专门的试验装置,测试了在不同张开量的条件下的接触应力在空气中与水中随时间的发展规律,并分析了膨胀压力随时间的发展规律,同时探讨了遇水膨胀密封带的松弛特性,为确定遇水膨胀密封带的长期耐水设计压力提供了依据。
The action of expanding water tank in the pressure distribution of air-conditioning system;
膨胀水箱在空调水系统压力分布中的作用
Cubage calculation and installation piping of expansion tanks;
膨胀水箱容积计算与安装接管问题
Reason analysis and judgement of the locomotive failure caused by spillover of the expansion tank of DF_(4B) 3427 locomotive;
东风_(4B)型3427号机车膨胀水箱涨水引起机破的原因分析和判断
The Experimental Research of the Contact Pressure of Hydrophilic Sealing Gasket for Shield Tunnel Segments
盾构隧道遇水膨胀密封带接触压力试验研究
Study and production of a one-part PU hydrophilic expansion sealant
单组分遇水膨胀PU密封胶的研制和生产
Researches and Applications of Oil/Water Expandable Packers
遇油遇水自膨胀封隔器的研究与应用
Synthesis of new water expandable waterproofing sealant and its application
新型水膨胀防水密封胶的合成与应用
The top of bucket is sealed with rubber membrane, and the rubber membrane inflated at a pressure.
水桶顶端用橡皮膜密封，橡皮膜在压力作用下膨胀。
Experimental Study on Dry Density and Free Swelling Ratio of Cement-Treated Expansive Soil
水泥改性膨胀土干密度与自由膨胀率试验研究
packperf completion system
注水膨胀式封隔器与射孔完井系统
cement-filled inflatable casing packer
注入水泥的膨胀式套管封隔器
Laboratory Evaluation of Water Swellable Rubber as an Blocking Agent
吸水膨胀橡胶作为封堵剂的室内评价
Experimental Research on Aging Performance and Service Life Forecast of Water-swelling Rubber
遇水膨胀橡胶的老化性能试验研究及寿命预测
inflatable combination tool
膨胀封隔式组合测井仪
waterproofing sheet with expandable bentonite
可膨胀膨润土防水薄板
Medium density fiberboard-Determination of thickness swelling rate of water absorption
GB/T11718.6-1989中密度纤维板吸水厚度膨胀率的测定
Influence of dry density on moisture migration parameter of unsaturated expansive soil
干密度对非饱和膨胀土水分迁移参数的影响
All metals expand with heat and contract with cold.
所有金属遇热膨胀，遇冷收缩。
testing method for restrained expansion of expansive cement mortar
膨胀水泥浆的抑膨胀试验方法
The"Effective Expansion Volume"and the Other of the Open Expansion Water Tank;
开式膨胀水箱的“有效膨胀容积”及其它
On absorbing water, the fibers expand to give an even tighter structure which resists leakage.
织物吸水时纤维膨胀，结构更加紧密因而能防止漏水。