基本解釋[有化] 丁酯英漢例句雙語例句Isocyanic Acid Butyl Ester;異氰酸正丁酯；Under this conditions, the yield of ethyl esters was 85%, propyl ester 94% and butyl ester 92%.上述條件下，尼泊金乙酯的産率爲(wèi)85% ，尼泊金丙酯的産率爲(wèi)94 % ，尼泊金丁酯的産率爲(wèi)92 %。The invention discloses a catalyst used for preparing acrylic acid and butyl ester by the dehydration of butyl lactate and a preparation method thereof.本發(fā)明公開了一種乳酸丁酯脫水制備丙烯酸及其丁酯催化劑的組成及制備 方法。ip.combutyl ester更多例句詞組短語短語butyl acetoacetic ester 乙醯丁基乙酸酯;繙譯Butyl acetate ester 乙酸丁酯類butyl Nipogin ester 尼泊金丁酯iso -Butyl Methionine Ester 異丁基甲硫氨酯n -Butyl Methioie Ester 正丁基甲硫氨酯butyl ester更多詞組專業(yè)釋義化學(xué)丁酯