tdntotal digestible nutrients总: assemble; gather; put togeth ...消化: digestion; digest养分: nutrient可消化养分: tdn = total digestible nutrients消化养分: digestible nutrient下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:总消化养分,即可在微信中查询翻译