高碳鐵粉 的英文怎麼說
中文拼音 [gāotàntiěfěn]
高碳鐵粉
英文
high-carbon iron powder-
For solving the problem of wear and tear of the bended tube of a coal powder boiler in the thermal power plant, the cementite pipe is substituted by the complex steel pipe lined with porcelain
摘要針對熱電廠煤粉鍋爐彎管存在的磨損問題，採用陶瓷鋼鐵復合管替換碳鋼管，耐磨性提高，壽命延長30倍。The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north
實驗結果表明：粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用；磁化率和全鐵很好地指示生物風化成壤作用； sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用；總有機碳（ toc ）含量的高低，在一定程度上反應了土壤發育過程中氣候和植被狀況的變化，指示著成壤過程中腐殖質化的程度； caco3含量的變化，可以反映了黃土古土壤形成時的風化成壤作用的強弱程度，指示成壤過程中的淋溶作用和次生碳酸鹽化作用；並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異，即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。Raw and auxiliary materials : iron powder, copper powder, tungsten powder, tungsten - carbide powder, stainless ( high - speed ) steel powder, magnetic material, ceramic material, nanophase material and other metal powders and alloy powders
原輔材料類：鐵粉、銅粉、鎢粉、碳化鎢粉、不銹（高速）鋼粉、磁性材料、陶瓷材料和鈉米材料及其它元素金屬粉末及合金牌號的粉末等。The company is specialized in producing of mesh - belt continuous sintering furnace 、 pusher - type high temperature sintering furnace 、 steel - belt iron powder refining reduction furnace （ electric - heating rbo furnace and direct gas - burning heating rbo furnace are also produced ） 、 pressure bell type furnace 、 carburizing quench furnace and some kinds of accessorial equipments
目前生產項目有：網帶式連續燒結爐、推桿式高溫燒結爐、蒸汽處理爐、鋼帶式鐵粉還原爐（電加熱、氣體燃燒直接加熱rbo型均生產） 、加壓鐘罩爐、滲碳淬火爐及各種輔助設備。Sintering speed increased greatly with the help of great quantity of heat of the molten iron, the great quantity of heat sent out from the carbonizing reaction and a little quantity of liquid, this sintering type is an instantaneous sintering, the sintering compacting can carry completely in a few minutes, the degree of sintering compacting is very high. ( 6 ) the vc - fe surface composite has high rigidity, it ' s rigidity exceeds 60hrc, under condition of dry sliding friction and overloading
鑄造燒結時，過熱鐵水的巨大熱流密度沖擊、粉料壓坯中的碳化反應的放熱以及壓坯中少量液相的產生使壓坯的燒結速度大大提高，此時屬瞬間液相燒結，在十幾分鐘內燒結過程即可完成，可達到很高的緻密化程度。 （ 6 ）鑄態下vc一fe表面復合材料具有很高的硬度，其鑄態硬度） 60hrc 。In order to obtain the mn - zn ferrite that has the superior property of the absorbing microwave the precursor powder is sintered in the sic furnace control system
利用硅碳棒高溫爐對具有吸波性能的錳鋅鐵氧體前驅體粉末進行了燒結制備。It was found that active carbon powder and alloy steel powder can alter the composition and the structure of the interlayer efficiently in the technique of alloyed centrifugal - shs technology, which can manufacture compound pipes. they can change the interlayer from pure iron layer into carbon steel or alloy steel layer, then enhance the compression strength of the compound pipes
研究結果表明，在採用合金化離心shs技術制備復合鋼管的過程中，活性碳粉和合金鋼粉末的加入可有效地改變過渡層的成分和組織，使過渡層由純鐵層變為碳鋼層或合金鋼層，進而提高了復合鋼管的抗壓性能。Through adding a small amount of sulfur powder into solid ferrocene precursor, we fabricate high purity, uniform and straight carbon fiber arrays that can extend to several millimeters by the floating catalyst method
摘要本文通過在固體二茂鐵前驅體中添加少量硫粉，利用浮動催化化學氣相沉積法制得了高純度，直徑和長度均一、且筆直定向、長達數毫米的碳纖維陣列。分享友人