high nitrogen oil 中文意思是什麼
high nitrogen oil
解釋
高氮石油-
The experiments of high speed milling of titanium alloy were conducted under different cooling and lubricating modes, i. e. dry milling, flood coolant, oil mist with nitrogen gas, cryogenic nitrogen gas jet, and cryogenic nitrogen gas jet with minimal quantities of lubricant
在干銑削、澆注切削液、常溫氮氣油霧、低溫氮氣射流和低溫氮氣射流結合微量潤滑等冷卻潤滑條件下進行了鈦合金的高速銑削對比試驗。 -
According to the features of naphthenic base oil ( i. e., high nitrogen and low sulfur content ) and based upon theoretical analysis of the h2s concentration needed for phase equilibrium of nickel sulfide and tungsten sulfide in hydrogen, the most economic quantity of sulfiding agent injected into the reactor for supplement of sulfur in lube oil hydrogenation catalysts was obtained
摘要針對環烷基油高氮、低硫的特點，通過對硫化鎢和硫化鎳在氫氣中相平衡態所需硫化氫濃度的理論分析，對反應器入口所需補硫量作了詳細的闡述，得出了最經濟的補充注硫量。 -
Therefore the effect of nitrogen on oil viscosity is less, while the oil viscosity is still the action of high temperature steam
此外，氮氣對原油粘度影響較小，原油降粘仍是高溫蒸汽的作用。 -
With mixed - refrigerant, the thermodynamic efficiency of j - t cooler can be greatly improved. in this thesis, an open fast - cool - down j - t cooler driven by the high pressure pure nitrogen is investigated, and we also proposed mixed - refrigerant j - t coolers driven by a single stage oil - lubricated air - conditioning compressor. these two systems were studied both in theory and experiment
採用混合工質的j - t節流製冷機在熱效率上比純質有大幅度的提高，本文從理論和實驗兩個方面分別對開式的j - t快速節流製冷機系統和用空調壓縮機驅動的混合工質閉式j - t節流製冷循環進行了研究。 -
Fertilizers - physical properties - method for determination of oil retention of high nitrogen content, straight ammonium nitrate fertilizers
肥料.第3部分:物理特性.第4節:含高氮純硝酸銨肥料殘留油測定方法
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