氮、磷营养盐
nitrogen and phosphorus nutrients
氮磷营养盐
Nitrogen and phosphorus
nitrogen and phosphorus nutrients
高营养盐低叶绿素HNLC海区
High-Nutrient Low-chlorophyll HNLC region
海水营养盐分析器
nutrients analyzer for seawater
平衡营养盐
Nutrition balanced salt
balanced nutritional salt
生物去除营养盐BNR
Biological Nutrient Removal BNR
生物营养盐去除
biological nutrient removal
铁碘强化营养盐
iron iodine double fortified nutrient salt
铁强化营养盐
iron-fortified salt
Iron fortified nutrient salt