aIon exchange purification of scandium 钪的离子交换洗净[translate] a吸入、摄入或经皮肤吸收对身体有害。有刺激作用。 The inspiration, takes in or is harmful after the skin absorption to the body.Has the stimulation.[translate] a你可以把那张照片发给我吗 You may issue that picture I[translate] ...