多氯化联苯在土壤中, 水中或空气中都无法分解, 只会继续累积.PCBs don't break down in soils, water or air, but carry on accumulating.建立了HPLC测定联苯菊酯含量的方法.An HPLC method for the determination of bifenthrin emulsifiable concentrates was developed.介绍...
Soon the queen fell into disfavour and was executed.皇后不久失宠.被处死了.She eyed his unruly collar-length hair with disfavour.她反感地盯着他那长及衣领的一头乱发。John seems to have fallen into disfavour with Mary.约翰似乎已经失去玛丽的欢心.He was in disfavour...
Successive section sees endoderm has exfoliate phenomenon.连续切片见内皮层有剥脱现象.Exfoliate your back at least once a week.每周至少一次搓掉背部死皮。Efficacy : In - depth clean skin, exfoliate cuticle, body fitness, relieve fatigue, vitality g...
脚下厚厚的松针踩上去软绵绵的。The carpet of pine needles was soft underfoot.地上落了厚厚的一层松针。The ground was thickly carpeted with pine needles.松针还在抖动着.The pine needles were still quivering....