[医] 甲醛气体挥发法 methods for formaldehyde gas: 挥发性甲醛气测定法formaldehyde gas: 甲醛气体gas formaldehyde: 甲醛气volatilizing loss: 挥发损耗volatilizing lubricant: 挥发性润滑剂下载手机词典可随时随地查词查翻译