Alternative cubic boron nitride cutting tools.

All candidates are now mounted between silicon nitride windows by default.

所有的候选者通常情况下都安放在氮化硅窗体中.

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All-steel heating cup and silicon nitride heating system.

⊙全铜发热杯及氮化硅加热系统.

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Moreover , being good additives, some synthetic nitrides are able to improve the petroleum products.

某些合成含氮化合物则是改善产品性能的优良添加剂.

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Activation and mechanism of hydrogen adsorption on trans-metal nitrides is also discussed.

分析了过渡金属氮化物催化剂的吸氢活性、吸附机理.

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This layer is rich in dissolved nitrogen and nitrides.

它能有效的分解氮和氮化物.

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The methods for determining total nitrogen and basic nitrides content in diesel oil are described.

摘要介绍了测定柴油中总氮及碱性氮含量的各种方法.

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Spalling was a major form of contact fatigue failures in nitriding steel.

氮化钢的主要接触疲劳破坏形式是剥落.

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To increase production capacity of nitriding ferroalloys, reducing production cost, PSA nitrogen plant is selected.

提高氮化合金的生产能力, 降低生产成本, 采用了PSA制氮系统.

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And its result is that through developing the hardness of soft-nitriding products can be remarkably increased.

结果表明通过改进可以显著提高产品软氮化硬度.

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So the testing nitriding quality becomes very important.

因而,检验镗轴的氮化质量十分重要.

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In this paper, technology of nitriding steel is presented.

简要介绍了离子渗氮技术的最新进展.

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There are a lot of methods for measuring nitriding depth, including structural corrosion method.

现有的测量氮化层深度的方法很多, 国内大多数采用组织腐蚀法.

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The surface coating of titanium coating coating, coating, nitriding, chromium nitride coating.

本色, 镀钛涂层, 氮化涂层, 氮化铬涂层.

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Nitriding cannot be performed during encapsulated or post-HIP pressing due to closing of the pore structure.

氮化无法执行期间,包裹或后髋关节迫切,由于关闭的孔隙结构.

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After nitriding, the abradability of the boring axis is increased greatly.

氮化可明显提高镗轴的耐磨性.

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By experiment, we knew the nitriding deformation rule of joint bearing and improved the technology method.

通过实验, 掌握关节轴承氮化变形规律,改进了工艺方法,在提高零件精度和质量的同时,降低了生产成本.

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The nitrogen fertilizer losses in paddy field involve nitrification-denitrification, ammonia volatilization nitrate leaching and runoff.

稻田中氮素损失途径主要有氨挥发、硝化 - 反硝化 、 淋洗和径流,其中氨挥发是氮素损失的主要途径.

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The nitrification of the ammonium ion, however, results in the formation of an acid residue.

但铵离子的硝化会产生一种酸性残留物.

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Nitrification is an important step to affect nitrogen removal in biological treatment processes.

生物脱氮系统中,硝化作用好坏是影响脱氮工艺效率的重要步骤.

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A good correlation of ammonia removal efficiency, nitrification rate and TN removal efficiency was found.

氨氮去除率和硝化速率、总氮去除率具有较好的相关性.

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