chemicalizev.以化学品处理chemicaladj.化学的n.药品；化学物chemical symbols化学符号chemical devices化工设备chemical osmosis化学反渗透chemical tinting化学着色chemical ecology化学生态学chemical inducer化学诱抗剂chemical valence化合价,化学原子价chemical pathway化学通路chemicalcleaning化学清洗chemical cleaner化学脱垢剂

1. Physical and chemical tests verify that this Recovery Device has neither radioactive pollution nor toxic side effects.
   经理化检验证实：使用该器无放射性污染，对人体绝对无毒无副作用。