耐热性

Hypereutectic Al-Si alloy with the quality of low density, good heat stability and high wear-resistance, is an ideal wear-resistant and heat-resistant material.

中文摘要过共晶铝硅合金具有低密度、良好的热稳定性和高耐磨性，是一种理想的耐磨耐热材料。

Now days,fluorinated materials are widely used because of their low surface energy,chemical inertness,thermal stability,and low friction coefficient.

含氟聚合物材料具有极低的表面能、良好的拒水拒油和自清洁性、优异的耐热性能和化学稳定性等，在织物整理、功能涂层、航空航天、生物医用以及微电子等领域已得到广泛的应用。

As good sealing, which can withstand sudd external shocks, in order to gain maximum bonding strength, we used polyurethane adhesive, This durable plastic with a high heat resistance and strength and the performance of the drip, striving for the best adhesion.

由于 良好的密封性，其可以承受突然的外力冲击，为了获得最大的粘合力，我们采用聚氨脂胶，这种胶有高持久力并且耐热和盐水的性能，力求获得最好的粘合效果。

With excellent thermooxidizing resistance and mechanical property, thermosetting polyimides composites have attracted much attention of science researchers.

热固性聚酰亚胺复合材料以其优异的耐热氧化性和机械性能而引起了广大科学工作者的兴趣。

Based on the failure analysis of hot roll, this paper optimizedly adjusts alloy system and summarizes the experience of rolling wiresand improves ail processing properties. Then, it analyses the effects on some natural parameters such as alloy transfer coefficient, surfacing layers, welding current and arc voltage etc.. It confirms the fitting ageing technique. Also, it discusses the microscopic structural transformation back and forth ageing and the effects on hardness change of overlaying metal by some alloying elements including C, Cr, V, W, Mo, Ni, Mn, B, Re through OM, SEM and X-ray diffraction analyses. Finally the abrasive resistance, red hardness, thermal fatigue property and anti-high temperature oxidability are investigated in experimentation.

全文在热轧辊失效分析的基础上优化调整合金体系，总结了焊丝轧制的经验，改善各种工艺性能，分析了几个特性参数的影响，确定了适宜的时效工艺，并通过光学显微镜、扫描电镜和X-射线衍射对时效前后的显微组织转变以及部分合金元素如C、Cr、V、W、Mo、Ni、Mn、B、Re对堆焊层硬度变化的影响进行分析，最后通过试验考察了堆焊层金属的耐磨粒磨损性能、红硬性、耐热疲劳性和抗高温氧化性。

POY and FDY oiling agent s on wetting, friction, heat-resisting, attrition-resisting properties, etc.

比较了国产和进口的适用于涤纶高速纺丝的预取向丝油剂及一步法牵伸丝油剂的润湿、摩擦、耐热、耐磨等性能，经实际生产应用证明二者的可纺性、上浆性、染色率基本相同。

English:Activated alumina is a porous solid material with high dispersion and large specific surface area, which has fine adsorption capability, fine pressureproof performance, fine wear resistant performance and fine heat-resistant performance, and as a result it is widely used as adsorbents.

产品简介：活性氧化铝是一种具有多孔性高分散度的固体物料，有很大的比表面积，既有良好的吸附性能，又有良好的耐压、耐磨损和耐热性能，因而，被广泛地用作高效吸附剂、干燥剂本品为白色，球状多孔性物质无毒、无臭、不粉化、不溶于水。

In high ─ speed steel, molybdenum can replace parts of tungsten.

钼铁是钼与铁的合金，它的主要用途是在炼钢中作为钼元素的加入剂，钢中加入钼可使钢具有均匀的细晶组织，并提高钢的淬透性，有利于消除回火脆性，在高速钢中，钼可代替一部分钨，钼同其他合金元素配合在一起广泛地应用于生产不锈钢、耐热钢、耐酸钢和工具钢，以及具有特殊物理性能的合金，钼加于铸铁里可增大其强度和耐磨性。

XT-910DQ is a kind of dry gas, and wood, steel and other objects strong adhesion, thermal performance and a good grinding of an unsaturated polyester resin.

XT-910DQ是一种具有气干性、与木材、钢材等物体的附着力强，耐热性能好，有良好的打磨性的一种不饱和聚酯树脂。

Self-fluxing, and the spray wetting of the fine, and relatively low melting point, spray welding layer has high hardness, corrosion resistance, wear-resisting, heat-resistant characteristics of iron content higher than the cutting HQ.

自熔性、润湿性和喷焊性优良，而且熔点比较低，喷焊层具有硬度高、耐蚀、耐磨、耐热特点，含铁量高于HQ。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。