查询词典 hardness

In this paper,the laser hardening technological parameters and the nigrescence technology with surface oxidation have been studied on tiny workpieces of 4Cr13 stainless steel,while the influences of the laser technology and various lapping ratios on hardness,depth and microstructures of the hardening layer have been explored.

研究了 4Cr13不锈钢细小零件激光表面强化工艺参数和材料表面氧化法发黑工艺，探讨了激光工艺和不同的搭接率对强化层硬度、淬硬层深度和表层组织结构的影响。

The paper introduces that under special technology condition, Nona material infiltrates through matrixes of machinery parts to refine crystal grains, increase matrix tenacity , strength and hardness, reduce friction factors and high performance and long lifetime machinery parts are manufactured.

本文介绍在特定的工艺条件下，将纳米材料渗入到机械零件的基体中，使基体材料晶粒细化，韧性增加，强度增加，硬度增加，磨擦因数降低，从而制造出了高性能长寿命的机械零件。

The public desires water which is low in hardness and total solids, noncorrosive, and non-scale-forming.

人们希望水的硬度及固体含量都低，无腐蚀性，不生成水垢。

With a self fluxing capability and noncrystalline structure, cored wire s of Fe B system for arc spraying have been developed and the resulted coatings possess good bonding strength, low porosity, high hardness and resistance to wear.

利用自熔性合金与非晶态材料的特点，研制了Fe B系管状丝材作为电弧喷涂材料，其形成的涂层具有良好的结合强度、低的孔隙率、高的硬度和耐磨损性能。

Most primary use of it is raw material for melamine formaldehyde resin, which is high hardness, noninflammable, resisting water, heat, aging, electric arc and chemical corrosion, with good insulation performance, gloss and mechanical strength, widely used in wood, plastic, coating, papermaking, textile, leather, electrical and pharmaceutical industries.

最主要的用途是作为生产三聚氰胺甲醛树脂的原料，该树脂硬度较高，不易燃，耐水、耐热、耐老化、耐电弧、耐化学腐蚀，有良好的绝缘性能、光泽度和机械强度，广泛运用于木材、塑料、涂料、造纸、纺织、皮革、电气、医药等行业。

The mill machine is mainly used to grind various nonmental materials whose Moh's hardness in under 9 into powder of 0.045mm to 0.005mm.

热轧机主要用于研磨各种非金属材料的，卫生部的硬度下，在9成粉0.045mm至0.005mm的。

When heating temperature greater than 175℃ material's conductivity, hardness and tensile property changes notability.

当加热温度大于175℃时，材料的电导率、硬度和拉伸性能开始显著变化

High radiation hardness solar cells have to be developed for the application of communication satellites at an obit within Van Allen belt.

为使通信卫星能够正常工作于所谓Van Allen辐射带，必须发展一种具有强抗辐射能力的太阳电池。

In processing ceramic glaze, it boasts wide range of application,sound opalescence and fluidity as well as good wear resistance and whiteness and low radioactivity, thus cannot be affected by firing conditions while can prominently improve the combining property between clay and glaze and increase glaze surface's hardness, which also explain its popularity in ceramic production.

硅酸锆之所以在陶瓷生产中得以广泛应用，还应为其化学稳定性好，粒度细，分布合理，白度高，放射性低，因而不受陶瓷烧成气氛的影响，且能显著改善陶瓷的坯釉结合性能，提高陶瓷釉面硬度。

Through a series of orthogonal experiment, we summed up the optimal experimental parameters and the entire experiment is simple, low cost, with the possibility to create such coating with certain intensity (hardness above 6H) in large scale.

本实验采用一种有机/无机杂化的方法，改性水性环氧树脂乳液，制备出静态接触角在161°，滚动角小于5°，涂层硬度大于6H的一种超疏水表面。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。