基本解释钯离子英汉例句双语例句A palladium phthalocyanine-PVC membrane electrode for thiocyanate ion was prepared.研制了酞菁钯PVC膜硫氰酸根离子选择性电极。词组短语短语enrichment of palladium ion 钯的富集Ion palladium 离子钯专业释义化学钯离子