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- Thermal expanding valve 热力膨胀阀
- Thermal expand coefficient of polyimide films at each temperature was measured in the process of thermal cycling. 摘要测量了聚酰亚胺薄膜在冷热循环过程中各温度点的热膨胀系数。
- R1 and R2 have high lustrous carbon productive ratio.R3 can relax the thermal expand in great extent. 其中R1和R2具有高的光亮碳生成率,R3可减小型砂的热膨胀。
- The development of the models of the elastic ,plastoelastic ,cracking ,failing ,thermal expanding and manufacture technology in metal matrix composites is reviewed. 综述了金属基复合材料的弹性、弹塑性、开裂、断裂、热膨胀和制备工艺等方面的理论模型研究进展。
- The results showe that the thermal expand coefficient of polyimide film is instability, it tends to stabilization after four times of psychro-thermal cycles. 结果表明：聚酰亚胺薄膜的热膨胀系数具有不稳定性，当经四次冷热循环后才趋于稳定。
- The invention can rotationally position the valve, and effectively fix the expanded valve, reduce the abrasion, and avoid fall off. 可使扩张后的支架瓣膜得到有效固定；可减少瓣膜叶磨损；可减少支架拉线的磨擦，防止拉线脱位等优点。
- This paper proposes a mathematics model for the simulation of finned tube heat exchanger, double-pipe heat exchanger, compressor and expanded valve based on distributed parameter. 本文利用稳态分布参数法研究了空气源热泵热水器翅片管式换热器、套管式换热器及压缩机,热力膨胀阀的仿真计算模型。
- A study on thermal expanding force of confined ice sheet 约束冰层温度膨胀力的研究
- Simple Talking Selecting Calcuating and Using Method of Heat Expanding Valve 浅谈热力膨胀阀的选择计算和使用方法
- The company is eager to expand into new markets. 那家公司急欲开辟新的市场。
- The expanding economy enriched the peasants. 不断发展的经济使农民们富裕起来。
- Principles and methods for producing thermal expandable microcapsule are introduced.Such microcapsules were mainly prepared by a limited coalescence suspension polymerization technique. 讨论了用原位聚合法合成物理发泡微胶囊的基本原理和一般工艺。
- Our automobile industry is expanding. 我们的汽车工业在发展。
- Our foreign trade is continuously expanding. 我们的对外贸易不断发展。
- He is thinking of expanding his business. 他正考虑扩展他的生意。
- Metals expand when they are heated. 金属遇热则膨胀。
- An The study on the effect of thermal expanding force of ice on structures 冰的温度膨胀力研究
- A term sometimes applied to a stylus in a thermal matrix printer. 有时用来指热敏点阵打印机的触针的一个术语。
- The king sought to expand his realm. 国王谋求扩大领土。
- They conferred on the best way to expand business. 他们商议扩展业务的最好方法。
