An acrylic lard oil alkyd resin has been synthesized hy using the treated lard oil residue from tannery and a process of two-stage esterification.
制革厂的猪油下脚料处理后，通过二步酯化制备丙烯酸猪油醇酸树脂。
Effect of reaction temperature on coking deactivation of a modified HY zeolite catalyst for alkylation of benzene with propylene was investigated.
研究了丙烯与苯反应中反应温度对改性Y沸石催化剂失活的影响。
Taihang chicken had a lower number of Escherichia coli, but a higher number of Lactobacillus and Bifidobacterium in cecum compared with Hy-Line layers.
太行鸡盲肠大肠杆菌数量低于海兰灰蛋鸡，乳酸菌和双歧杆菌高于海兰灰蛋鸡。
应用推荐