The phenyl ofp n propylbenzoic acid could be reduced by sodium alkoxide.醇钠可以还原对丙基苯甲酸中的苯环.Poly ( L - lactide ) ( PLLA ) was synthesized by ring - opening polymerization of L - lactide using cyclic tin alkoxide compound as...
把桂皮和剩下的糖混合在一起。Mix the cinnamon with the rest of the sugar.他们吃那种由面粉和蜂蜜, 加上含桂皮的香料制成的小饼干.They ate little biscuits made with flour and honey, spiced with cinnamon.主要成分包括醋 、 八角 、 桂皮及绍兴酒.The major ingredients include vinegar, ...
a short piece of ducting一小截管状材料Servicing & Cleaning of Exhaust Kitchen Hood , Fan and Ducting.清除风扇,风喉 和 厨房烟罩的油迹.Easy to install over either round or oval ducting.3易于安装的不是圆形或椭圆形的管道之上....