Because of the immunity of the immature insects, it'simportant to spray regularly.由于幼虫对药物有免疫力，因此必须经常喷药。The police are offering immunity to witnesses.警方对证人将免予起诉。The newcomers lacked immunity against local strains of ...
CTL and ELISPOT examines humoral immunity and the cellular immunity situation.CTL及ELISPOT等实验检测小鼠产生的体液及细胞免疫情况.Conclusion FTS can enhance the NK cell activeness, has function the anti - tumor and the immunity strengthen.结论...
The extrusion of silica - rich lava, the Rooiberg felsite, occurred on a grand scale.富于 硅氧 的岩流及罗依山霏细岩的喷出作用占据了广大面积.There are lots of advantages by cold extrusion for straight knurl nut in a single process.直纹滚花螺母采用冷挤压一次成形新...