NDV of chicken origin 鸡源新城疫病毒
chlamydia psittaci of chicken origin 鸡源鹦鹉热衣原体
Chicken origin clostridium perfringens CVCC52 鸡源产气荚膜梭菌CVCC
Poland origin CHICKEN PAWS 波兰进口A级鸡爪厂家供应批发
Turkey Origin CHICKEN PAWS 土耳其进口鸡爪厂家供应批发
Ukraine Origin CHICKEN PAWS A-grade 乌克兰进口鸡爪A级厂家直供批发
“It’s the classic ‘chicken and the egg’ puzzle,” Mitra said. “Learning may explain how the son copies its father’s song, but it doesn’t explain the origin of the father’s song.”
“这是典型的‘鸡和蛋’难题，”Mitra说，“学习也许能解释儿子如何复制他父亲的歌曲，但是并不能解释父亲歌曲的起源。”
The problem of the origin of the universe, is a bit like the old question: Which came first, the chicken, or the egg.
宇宙起源的问题有点儿像这个老问题：是鸡生蛋，还是蛋生鸡？
On the basis of analyzing the geological origin of Changhua chicken blood stone, this paper discusses and summarizes its determinative characteristic.
本文在分析昌化鸡血石地质成因的基础上，初步分析总结了昌化鸡血石的矿物学鉴定特征，以期为其质量评价提供地学依。
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