nitrate concentration

英 美
  • 硝酸盐浓度
    1. In fact, prolonged boiling wastes fuel and increases the concentration of nitrates, which are dangerous for very young babies.
      事实上,延长沸腾时间消耗燃料并且增加硝酸盐浓度,对于幼小的婴孩是很危险的。