阀杆经调质及表面氮化处理，有良好的抗腐蚀性及抗擦伤性。
The surface and the adjusting media of the valve shaft are nitrogenized so that it is erosion and abrasion resistant.
第三章为多孔硅表面氮化硅的淀积与转移技术的结果与讨论。
In the third chapter, results and discussions of substrate transfer of thick silicon nitride film were elaborated.
螺杆料筒采用优质合金钢，表面氮化处理，耐热、耐磨、耐腐蚀。
Screw bat of feed hopper abopted with alloysteel, special handing on surface, durabie in heat, wear and corrosion.
螺杆、机筒材料采用38crmoala，表面氮化处理，采用专用螺杆结构。
Screw and barrel materials used 38crmoala, nitrogen treatment, with special screw structure.
应用元胞自动机模型对合金钢表面氮化及扩散层中氮化物沉淀过程进行了计算机模拟。
Simulations of surface nitridation and nitride precipitation in alloy steels have beeb carried out with cellular automaton modeling.
浮游生物通常在海洋表面附近某些含氮化合物浓度足够高的区域大量繁殖，而海洋表面正是浮游生物生存的地方。
Plankton generally thrive in areas of the ocean with sufficient concentrations of certain nitrogen compounds near the surface, where plankton live.
介绍和讨论利用粗颗粒钛粉末净化普通氮气及其在钛表面气体氮化工艺中的应用。
This article introduces and discusses the purification of ordinary nitrogen by coarse titanium powder and its application in gas nitridation technology of titanium surface.
导致剥落的疲劳裂纹开始于表面缺陷和氮化层与心部交界处。
Cracks leading to spalling were initiated at surface defects and boundaries between nitriding layes and the core.
考察了淡水和海水在离子镀铬、氮化钛和化学处理水平铝管外表面的降膜传热热性。
Seawater falling film evaporation heat transfer and anti-fouling characteristics were investigated on ion-plated chromium, TiN and chemically treated aluminum tubes.
该设备采用氮化钛表面掺金技术，形成离子金膜层，耐磨性非常好，广泛用于各种高档装饰膜层。
This equipment adopts the titanium nitride metal mixing techs forming ion gold membrane with good abrasion resistance, therefore it fits for various top-grade decorating membrane.
本文用有限差分法对金属钛表面脉冲激光生成氮化钛薄膜过程的温度场进行了三维数值模拟计算。
In this paper, numerical simulation for TiN films generated on titanium surface using laser gas alloying (LGA) method is performed by finite difference method.
采用低压磨料水射流对高效率、高精度、高表面质量的CBN(立方氮化硼)砂轮进行了研究。
In this paper, the CBN grinding wheel of high efficiency, accuracy and surface quality was studied by means of low pressure abrasive water jet.
目的：评价大气热氧化、阳极氧化和氮化钛镀膜对铸造纯钛表面膜组成和厚度的影响。
Objective: To evaluate the influence of air oxidation, anodizing and tin coating sample on elemental composition and thickness of surface film of cast pure titanium.
采用高温等静压氮化表面改性技术制备高性能复相陶瓷。
In the present work, surface modification by hot isostatic pressing (HIP) nitridation processing was applied to prepare high performance multiphase composed ceramics.
利用融盐热歧化反应进行了氮化铝陶瓷表面钛金属化沉积的动力学研究。
The kinetics of titanium deposition on AlN ceramic surface by heat disproportional reaction was studied.
抗水解的机理是在氮化铝表面形成一种ZJ-1和铝的化合物保护膜。
Mechanism of antihydrolysis is forming a protecting film of compound of aluminium and the surface treatment agent ZJ 1.
利用垂直截面法测量了08f钢经不同形变氮化复合后冲击断裂表面的分形维数。
Fractal dimension of impact fracture surface of 08f steel was measured by vertical section method.
另外，也对表面粗糙度，氮化表面质量的影响作了探讨。
The effect of surface roughness on nitriding surface quality is also studied in this paper.
球墨铸铁经过气体多元共渗后可在其表面形成氮化层，通过X射线衍射和扫描电镜对渗层的相结构与形貌进行分析。
The nitride layer was formed on the surface of ductile cast iron by gas multi-element penetration, and the phase structure and section appearance of nitride layer were analyzed by the XRD and SEM.
研究了Q 235钢在经表面渗氮化钛处理后，其在10%的硫酸与富液中的耐蚀性能。
The corrosion resistance of Q235 steel in 10% sulfuric acid and rich liquid was studied after steel was treated through the surface nitridation titanium.
用等离子体浸没离子注入与沉积（PIIID）复合强化新技术在AISI52100轴承钢基体表面成功合成了硬而耐磨的氮化钛薄膜。
Titanium nitride(TiN) hard protective films were fabricated on AISI52100 bearing steel surface employing plasma immersion ion implantation and deposition(PIIID) technique.
碳氮共渗工艺选择不当，共渗层过深，表面出现壳状碳氮化合物、内氧化等缺陷组织是造成其断裂的主要原因。
The unsuitable carbonitriding process, internal oxidation, over deep depth of carbonitrided layer and crust like C N compound on the surface are the main reasons to cause fracture.
氮化硅粉料表面基团的种类和数量随制备工艺和生产厂家的不同有明显的差异。
On the particle surface, and that species and amount of theses surface groups varied with production methods and manufacturers.
在激光表面改性层中成功地制得了以高硬度氮化钛为增强相的新型快速凝固“原位”耐磨复合材料。
The rapidly solidified in-situ wear resistant composite materials reinforced by hard titanium nitride were successfully fabricated in the laser modified surface layer.
用该态模型解释了氮化物产生高密度表面态的原因和深表面能级与较浅的瞬态电流激活能间的矛盾。
This new two dimensional surface states model explains the origin of surface states and the contradiction between deep surface levels and the low activation energy of a transient current.
目前常常用的表面处理方法有表面淬火、软氮化和等离子CVD等。
Now the surface treatment methods are surface hardening, tufftride, plasma CVD, etc.
膜表面滤饼成分分析表明，除了生物去除之外，通过截留大分子溶解性和胶体含氮化合物，金属膜在脱氮方面发挥重要作用。
The component analysis of filter cake on membrane surface showed that metallic membrane played a very important role in TN removal by retaining macromolecular soluble and colloid compounds.
膜表面滤饼成分分析表明，除了生物去除之外，通过截留大分子溶解性和胶体含氮化合物，金属膜在脱氮方面发挥重要作用。
The component analysis of filter cake on membrane surface showed that metallic membrane played a very important role in TN removal by retaining macromolecular soluble and colloid compounds.
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