Xin P G, Shen X, Guang D B.Studies on some mineral element injec tion through fruit tree trmk[J].Fruit Scince, 1993, 10(4): 199-201.是什么意思_Xin P G, Shen X, Guang D B.Studies on some mineral element injec tion through fruit tree trmk[J].Fruit Scince, 1993, 10(4): 199-201.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句