paraffine

 
['p?r?fi?n]     ['p?r?f?n]    
  • n. 石蠟
  • vt 涂石蠟.

paraffine的用法和樣例:

例句

用作名詞 (n.)
  1. A new method which was used to measure the content of aromatics in the form of liquid paraffine by the ultraviolet spectrophotometry method was introduced.
    提出了用紫外分光光度法測定液體石蠟中芳烴含量的新方法。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan