Study on Preparation of Microwave Material of Yttrium and Gadolinium Doped Composite Rare Earth Garnet with High Stability of Temperature and Low Loss是什么意思_Study on Preparation of Microwave Material of Yttrium and Gadolinium Doped Composite Rare Earth Garnet with High Stability of Temperature and Low Loss在线翻译_英语_读音_用法_例句