Burgundy mixture
(organic chemistry) The nitrile, N≡C-CH=CH-C≡N, derived from fumaric acid
(number theory) The conjecture that, for any positive even number n, there are infinitely many prime gaps of size n.
A rural locality in north Canterbury, New Zealand.
A mixture of copper sulphate and sodium carbonate, used as a fungicidal spray for trees and small fruits.
果樹園主はリンゴの木に硫酸銅と炭酸ナトリウムの混合液を散布して、シーズンを通して真菌感染を予防した。
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DiQt
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