滲氮層 的英文怎麼說
中文拼音 [shèndàncéng]
滲氮層
英文
nitrated case-
Thickness measurement of borided layer and nistrided layer
滲硼層與滲氮層深度的測定Glass flake coating for internal protection, wire spirall - wound complex pipe or nitridizing technology were suggested to be countermeasures
就試驗結果和目前的技術發展來看，建議採用玻璃鱗片塗層或採用鋼骨架復合管或滲氮工藝進行管線保護。The finished part shall have a nitride case depth that does not exihibit porosity that extends deeper than the outer half of the nitride case depth
成品件外表面滲氮，只允許在滲氮層的靠外表面的滲層一半深度存在縮孔。The amorphous surface layer of tantalum was obtained by anodic oxidation in melting nitrate after plasma - nitriding at relative low temperature, and the composition, phase structure and property of coating were tested
摘要採用低溫離子滲氮后再熔鹽陽極化的方法，在鉭表面形成厚度達微米數量級的非晶態層，測試了非晶層的成分、相結構和性能。The thesis focuses on the manufacture practice and the characteristic of ionic nitriding. the emphasis is placed on the research of plasma nitriding principle, nitriding technics and operation, test on the microstructure and performance of the nitrification layer
該課題著力于生產實踐，圍繞離子氮化技術特點，注重理論聯系實踐，介紹了等離子滲氮原理、滲氮工藝和操作、離子滲氮層組織性能的檢測。( 4 ) soil water flow was simulated by macro model and soil nitrate transport was simulated by coupmodel. part of soil layer ' s simulated results fitted well compared with the measured values. the water percolation amount simulated with considering macro - pore was 60
（ 4 ）用macro模型模擬水過程， coupmodel模型模擬氮素轉化過程，部分土層水、氮的模擬結果和實測值較吻合，考慮大孔隙時模擬得到土壤水的滲漏量較不考慮時高60 . 50 ，土壤硝酸鹽淋洗量占施肥量30 . 87 ，比不考慮時高。Series hv / hvs vickers hardness tester, that is composed of precision mechanism, optical system and electric technology, is used to measure vickers hardness of either metallic materials or non - metallic materials
Hvs系列維氏硬度計是由精密機械，光學系統和先進技術萃合而成的材料硬度測定儀器，用於測定黑色金屬、硬度合金、有色金屬、表面滲氮層、氮化或非金屬材料的維氏硬度，可用於各行各業的金屬材料、大專院校等。Steel - iron parts - determination of nitrided case depth and metallographic examination of nitriding structure
滲氮層深度測定和金相組織檢驗Determination of nitrided case depth and metallographic microstructure examination for steel iron parts
鋼鐵零件滲氮層深度測定和金相組織檢驗It is these particles that can change nitriding layer microstructure and that accelerates the layer formation. nitrogen is infiltrated through the surface of metals and it changes the chemical components. as a result, the surface of metal has good performance with high hardness, high resistant attrition, high fatigue strength, high resistant erode and resistant die burn
這些高能粒子可以改變滲層組織，結構和促進化學反應過程，加速滲層形成，使氮元素滲入金屬表面，從而改變金屬表面的化學成分，使之具有高硬度、高耐磨性、高疲勞強度、高腐蝕能力及抗燒傷性。Effect of granular bainite in 38crmoala steel on microstructure and property of nitrided case
鋼中粒狀貝氏體對滲氮層組織和性能的影響Powder metallurgy. sintered ferrous materials, carburized or carbonitried. determination of effective case depth by the vickers microhardness testing method
粉末冶金.滲碳或碳氮共滲燒結黑色金屬材料.用維氏顯微硬度測定法確定有效滲碳層的深度Method of measuring nitrided case depth for iron and steel
鋼和鐵滲氮層深度的測量方法Function of compound layer in the course of nitriding and nitrocarburizing
層在滲氮及氮碳共滲中的作用Sintered ferrous materials, carburized or carbonitrided - determination and verification of case - hardening depth by a micro - hardness test
燒結鐵類材料.滲碳或碳氮共滲.用微型硬度測試法測定和驗證外層淬火的深度Measurement on the carburizing or nitro - caburizing harden case depth of sintering iron - based material
滲碳或碳氮共滲硬化層深度的測定This article discussed the mechanism of removing ammonia nitrogen with the artificial fast filtration system by analyzing the ability of removing ammonia nitrogen related to the biomass, organic matter and cec ( the total cation exchange capacity ) in different filtration layers
摘要文章通過對不同滲濾層中生物量、有機質、 cec （總陽離子交換容量）和對氨氮去除效果間關系的分析來討淪人工快速滲濾系統去除氨氮的機理。分享友人