paraffinen.石蜡vt 涂石蜡.paraffinn.石蜡paraffin-cut section石蜡切片paraffine microcapsule石蜡微胶囊paraffin microcapsules石蜡微胶囊paraffinic hydrocarbon链烷烃paraffin sedimentation石蜡沉积Paraffin precipitation石蜡沉积paraffin wax oxidation石蜡氧化paraffinic hydrocarbons[化] 链烷烃; 烷属烃paraffin bath apparatus蜡浴器Paraffin plant operator石蜡厂操作工