1、In this paper, with solid superacid as catalyst for isoamyl propionate synthesis was studied.
本論文用固體超強(qiáng)酸為催化劑對(duì)丙酸異戊酯的合成進(jìn)行了研究。

2、Results: Salmeterol and fluticasone propionate powder marked improvement in asthma symptoms.
結(jié)果：沙美特羅替卡松粉劑明顯改善哮喘病狀。

3、Calcium Propionate Effect on Vacuum-Packaged Fresh Beef Preservation
丙酸鈣在真空包裝鮮牛肉保鮮中的應(yīng)用研究

propionate翻譯