Effect of Different Electric Field Frequencies on the Germination Percentage of Hedysarum leave Maxim and on the Root Length of its Seedling是什么意思_Effect of Different Electric Field Frequencies on the Germination Percentage of Hedysarum leave Maxim and on the Root Length of its Seedling在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句