Thus only the metabolizable portions of a feedstuff can provide energy and essential nutrients.因此,只有饲料的可代谢部分可提供能量和必需的养分.The weighing system is an important core part of the feedstuff mixing.称重系统是饲料搅拌车核心的组成部分.Cotton'...
I have been working on exploding the myth of fixity of meaning.我一直在致力于推翻有关意义恒定性的谬谈。A majority of monetary officials is still striving to restore greater fixity to exchange rates.大多数金融官员仍力图使汇率恢复较大的固定性.He pressed resolutel...