This is equivalent to that you have enjoyed a delicious Chinese food free.
假如我请你吃鲜美的中国食品，并且我来付账。
This is an easy, accurate, reliable and pollution-free method to determine boric acid in frozen food.
本方法使用无污染溶剂、简便快速、准确可靠，适用于冷冻食品中硼酸的测定。
This is an easy, accurate, reliable and pollution-free method to determine boric acid in frozen food.
本方法使用无污染溶剂、简便快速、准确可靠，适用于冷冻食品中硼酸的测定。
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