百分含量氧分析仪
Percentage oxygen analyzer
胺和氨含量
Amine and ammonia content
铵态氮含量
soil NH4(superscript +)-N content
氨纶丝含量
polyurethane filament content
氨基酸对含量
amino acids pairs compositions
氨基氮含量
content of amino acid nitrogen
high-temperature instantaneous gelatinization
amino nitrogen content