The researchers suspect cutis is found in soil and water everywhere on Earth, except Antarctica.研究者猜测cutis存在于除了南极洲之外的土壤和水源中.Objective: To investigate the toxic effect of compound Daihuang ointment on cutis.目的: 研究探讨复方大黄膏对...
灯丝在电灯中电加时成白炽状态。A fine wire is heated electrically to incandescence in an electric lamp.电子显微镜中的电子源,是一加热的灯丝.The source of electrons in an electron microscope is a heated filament.电子从热灯丝逸出,叫做热电子发射.The liberation of electron...