[bmim][Al2Cl7]离子液体
bmim][Al2Cl7] ionic liquids
液体渗碳材料
liquid carburizing material
液体渗透检测
liquid penetrant inspection
液体渗透检查
liquid penetrant inspection
液体渗透检验
liquid penetration inspection
液体生态地膜
ecological fluid soil conditioner
液体渗透探伤
Liquid penetrant examination
液体深层发酵
submerged liquid fermentation