他们验明6种植物有可能提炼出药物麻醉剂。They identified six plants as having potential for development into pharmaceutical drugs.把没种庄稼和植物的土地都深翻一遍。Dig over any ground that is clear of crops and plants.这种植物被用作治疗神经痛时的镇静药。The plant acts as a se...
It in plasticizer and soft vinyl resin, also has the good dispersivity.它在增塑剂和软性乙烯树脂中, 也有良好的分散性.The present key problem on bad dispersivity and stabilization of rosin size is solved aptly.较好解决了目前施胶剂的分散性和稳定性不良这一关键性问题....