reserving agent
常見例句
- By using several chemicals as an air-regulating agent, a new method for fresh-reserving of litchi in small packing bags is studied in the present paper.
本文使用一種小包裝氣調(diào)法和自制的一系列復(fù)合氣調(diào)劑，對(duì)荔枝保鮮作試驗(yàn)研究。 返回 reserving agent