He doesn't manifest much interest in his his studies.他表现出对学业没多大兴趣....the manifest failure of the policies...政策明显的失败之处Innocuousness tumor group have no manifest bleeding and necrosis. Cells have no heteromorphism and...
Cretaceous sandstone and Eogene mudstone are the main reservoir and caprock.油气从油气田东部注入,由东向西运移并差异聚集,依次形成凝析气藏、带油环凝析气藏和挥发性油藏.But Eogene aquifer cannot be taken as the main objective formation.下第三系含水层不能作为供水的主要目的层,但能提供高温热水,可作...
Menstruum crystal is widely used in cephalosporin production in view of its stability and high purity.溶媒结晶由于其稳定性和纯度高被广泛用于头孢菌素生产中.Objective: Compare the effect on alkaloids of Bulbus Fritillariae thunbergii in different m...