P*k
2 楼
怎么老有这样的问题
奶粉是改良了的 适合人类婴儿食用的奶制品 牛奶是给牛婴儿喝的
奶粉是改良了的 适合人类婴儿食用的奶制品 牛奶是给牛婴儿喝的
r*g
3 楼
不对。
【在 v*********u 的大作中提到】
: 谁发明奶粉的？
【在 v*********u 的大作中提到】
: 谁发明奶粉的？
y*d
4 楼
While Marco Polo wrote of Mongolian Tatar troops in the time of Kublai Khan
who carried sun-dried skimmed milk as "a kind of paste",[1] the first usable
commercial production process for dried milk was invented by the Russian
chemist M. Dirchoff in 1832. In 1855, T.S. Grimwade took a patent on a dried
milk procedure,[2] though a William Newton had patented a vacuum drying
process as early as 1837.
who carried sun-dried skimmed milk as "a kind of paste",[1] the first usable
commercial production process for dried milk was invented by the Russian
chemist M. Dirchoff in 1832. In 1855, T.S. Grimwade took a patent on a dried
milk procedure,[2] though a William Newton had patented a vacuum drying
process as early as 1837.
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