calcium sulphate
Alternative spelling of calcium sulfate
(nautical) A removable spar extending from the mast to the jib clew used to control the position and shape of the sail when broad reaching or running.
Initialism of kiss my ass
plural of toothed jelly fungus
研究室の技術者は実験を始める前に硫酸カルシウムのサンプルの純度を測定した。
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