低含量活性剂体系
low content surfactant system
超低Cr含量
super low chromium content
低沸物含量
low-boilling-point compound content
低固体含量酚醛树脂
low solid content phenol-formaldehyde resin
低贵金属含量
Low content of noble metal
低甲醛含量脲醛树脂
UF resin with low formaldehyde content
低瓦斯含量煤层
low gas content coal seam
低叶绿素b含量突变体
Mutant with low chloroophyll b
低叶绿素含量突变体
Low content chlorophyll mutant
低乙烯含量无规共聚聚丙烯
polypropylene random copolymer with low ethylene content