precipitation hardened
precipitation是什么意思
请问precipitation,deposit,sediment 用法有什么区别?
英语翻译1.IntroductionThe precipitation and growth of aluminum n
跪求Precipitation control of calcium phosphate on pure magnesi
how do acid rain and acid precipitation differ?
急:08,6月六级听力句子翻译:coming under the _influence_ of hardened cri
microstructure and properties of hardened concrete是那本书上的
英语翻译Gears are often through-hardened by water or oil quenchi
英语翻译Concrete is a hardened product created by mixing a chemi
I love you ten years like one day precipitation,also let you
英语翻译Dream of precipitation needed in the search for a dedica
降水和云的形成.the formation of precipitation and clouds .