有效氧含量的英文

active oxygen content

• 有效:    effective; valid; ...
• 氧:    oxygen
• 含量:    content

例句与用法

1. Methods of test for boric acid , boric oxide , disodium tetraborates , sodium perborates and crude sodium borates for industrial use - determination of sodium oxide , boric oxide and available oxygen contents of hydrated sodium perborates
   工业用硼酸氧化硼四硼酸二钠高硼酸钠与粗硼酸钠的试验方法.水合过硼酸钠中氧化钠氧化硼和有效氧含量的测定