短語(yǔ)詞組短語(yǔ)practical theoretical problem 現(xiàn)實(shí)理論問(wèn)題practical l problem 實(shí)際問(wèn)題practical breeding problem 實(shí)際育種問(wèn)題practical engineering problem 實(shí)際工程問(wèn)題open practical problem 開(kāi)放性應(yīng)用題Solved Practical Problem 解決適用性問(wèn)題a practical problem 具躰問(wèn)題theory and practical problem 理論與實(shí)踐問(wèn)題theoretical and practical problem 理論與實(shí)踐課題 返回 practical problem