Slowrelease fertilizer with urea as core, urea resin as binding agent and phosphate or potash fertilizer as its wrapper was prepared and tested.是什么意思_Slowrelease fertilizer with urea as core, urea resin as binding agent and phosphate or potash fertilizer as its wrapper was prepared and tested.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句