请输入您要查询的字词:
单词
lubricating base oil production
释义
lubricating base oil production
Encyclopedia
工学
润滑油基础油生产
释
lubricating base oil production
润滑油基础油生产
通过不同的技术改变或除去润滑油基础油中非理想组分,使大部分润滑油基础油由理想组分构成,以获得需要的性能指标的工艺过程。润滑油基础油在添加其他成分前又称中性油,主要分为矿物基础油、合成基础油和生物质基础油3大类。由于矿物基础油占95%以上,非特别指明的场合,基础油多指矿物基础油。
随便看
Supplement of Geometry Optics
Supplement of Textual Research on Porcelain's Origin and Development
Supplement of Yuefu Ci-poems
Supplement to Classified Case Records of Celebrated Physicians
Supplement to Classified Compendium of Ancient-Style Literary Compositions
Supplement to Comprehensive Study of Historical Documents
Supplement to Cottage Studio’s Excellent Collection of Ci-poetry with Notes and Commentary
Supplement to Grading of Painters
Supplement to Historical Mirror to Aid in Government
Supplement to History of Painting
Supplement to Official History of Tang Dynasty
Supplement to Precious Mirror of Painting
Supplement to Record of Collection in Sight
Supplement to Tales of the Obscure and Peculiar
Supplement to the Catalogue with Critical Abstracts of the Complete Opera Collection
Supplement to the Extension of the Materia Medica
Supplement to The Grand Compendium of Materia Medica
Supplement to the Record of Painters in Yushan
Supplement to the Records of Qixie
Supplement to the Taoist Canon of the Zhuangchen and Lin Families
Supplement to the Twenty-five Histories
Supplement to Treatise on Calligraphic Manual
supplier
supplier development
supplier efficiency
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/7/31 17:31:19