Through freeze etching electron microscope and molecule structure dissection, it was indicated that this product has more ideal structure characteristics of calcium sulfonate and is the ideal component in overbased marine lubricating oil.

 
  • 通過(guò)冷凍蝕刻電鏡觀(guān)測及分子結構解剖,表明研制產(chǎn)品具有較為理想的磺酸鈣結構特征,是高堿性船用潤滑油的理想組分。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan