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- In order to deeply comprehend the wear regularity of chilled alloy cast iron tappet, the influence of surface layer microstructure on wear resistance was studied. 为了深入了解冷激合金铸铁气门挺杆的磨损规律,研究了冷激合金铸铁气门挺杆表层组织对耐磨性的影响。
- Influence of Surface Layer Microstructure on Wear Resistance of Chilled Alloy Cast Iron Tappet 冷激合金铸铁气门挺杆表层组织对其耐磨性的影响
- Surface layer microstructure 表层组织
- THE ANALYSIS OF SURFACE LAYER MICROSTRUCTURES AND PROPERTIES OF RAIL TREAD 钢轨使用后的表层组织与性能分析
- Teeth have a hard surface layer called enamel. 牙齿有一层叫做釉质的坚硬表层。
- To remove the surface layer of soil from(land). 去掉表土将土壤最上面的一层从（土地上）清除掉
- Otherwise, when the microstructure of surface layer is in the form of lamellar graphite and rough acicular or blocky carbi... 当气门挺杆组织中的石墨以片状均匀分布,碳化物呈粗大针状、块状,分布不均匀时,耐磨性较差,磨损形式以剥落为主。
- Microstructure refinement surface layer was obtained in TC4 Titanium Alloy surface treated by a high-energy shot peering(HESP) technique. 利用高能振动喷丸法对TC4钛合金进行了表面细化的研究。
- Such very easy the fibril skin surface layer also shave is dropped. 这样很易把皮肤表层的须根也剃掉。
- A nanostructural surface layer was synthesized on a eutectoid steel by surface mechanical attrition (SMAT) treatment and its microstructure and evolution were characterized by means of X-ray and TEM. 摘要利用表面研磨处理(SMAT)在共析钢上制备出具有纳米晶体结构的表面层，并利用X射线衍射和透射电镜分析了纳米表面层的微观组织结构及其演变。
- The portion of the current confined to the surface layer becomes negligible. 流经上部地层的那部分电流变得可以忽略不计。
- This paper deals in detail with ponder boronization process, boronized layer microstructure, phase structure and hardness of GW30 steel-bonded carbide. 详细叙述了GW30钢结硬质合金粉末渗工艺、渗层的组织结构、相结构及硬度探讨了硬质相WC粒子的分布状态对渗硼的影响。
- It is indicated that with the increasing of scanning times by laser, the layer microstructure of the production are coarsened. 研究表明:金属材料的激光快速制造制件内部,随激光作用次数的不同,制件层组织糙化,并由均匀微米级等轴晶结构向树枝状结晶结构转化。
- By CFS,thick surfacing layer with fine microstructure and reliable proformace could be got.Besides,the process had high efficiency. 采用摩擦堆焊可以得到大厚度、基本无稀释、组织致密、性能可靠的堆焊层,而且堆焊效率高。
- The results show that the microstructure of surfacing layer is made up of tempering martensite and carbonide, and its heat strength and red hardness are higher. 结果表明，表面堆焊层显微组织为回火马氏体+碳化物，具有较高的热强度和红硬性；
- The microstructure,hardness and wear resistance of high carbon and chromium content surfacing layer heat-treaded by different process were investigated in this paper. 研究了高碳高铬铸铁型硬质合金堆焊层在不同热处理工艺条件下的组织、硬度与耐磨性。
- If the fluid is agitated, the thickness of the surface layer become reduced. 如果液体被搅拌，则表层厚度将减
- The skin " below surface layer " the feeling has small blain, how to do? 皮肤“表层下面”感觉有小痘痘,怎么办?
- Downflow chamber and surface layer were main purification space of pollutants. 下行流池表层基质是污染物降解的主要空间；
- Surface layer with high durability and an active humidity transferability. 拥有耐磨表层，有效的排湿功能。
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海词词典，十七年品牌
