什么是USDA啊

什么是USDA啊 the USDA USDA的报告中,yield,production,carryout分别指什么?区别何在? Vacis Exam 译成中文是?“ A Vacis Exam by the USDA查不到. 什么是盐什么是碱什么是酸啊? 英语翻译and what kind of food may do harm to their health.the USDA has prepareda food guide to help people learn about which kind of food is the healthiest to eat.the food guide describes six main food groups.the USDA also suggests how much of ea 什么是地震烈度?什么是地震烈度啊? 什么是表语,什么是谓语啊? 什么是元音?什么是元音啊? 什么是冷加工,什么是热加工啊 什么是东宫,什么是西宫啊 英语翻译Pierre Robert,University of Minnesota,Chris Foster,John Deere,Inc.,Fran Pierce and Roger Brook,Michigan State University,Newell Kitchen,USDA-ARS and Glenn Davis,University of Missouri,Craig Kvien,University of Georgia,Dave Franzen,North D 英语翻译The only exceptions to this are milk and milk byproducts that are judged as being fit forhuman consumption,and porcine plasma and fat that come from a porcine-onlyslaughterhouse that is certified by the USDA.) 什么是s,什么是m,什么是女王啊?谢谢~~~ 英语中什么是宾语 什么是主语 什么是定语 什么是状语什么是从句什么是复合句啊.又怎样判断. 数学什么是几何什么是代数啊? 什么是正函数,什么是反函数啊 什么是荷尔蒙?到底什么是''荷尔蒙''啊?