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... domestic flight 国内航班 ; 国内班机 ; 国际航班 ; 国内航线 domestic duck 家鸭 ; 做了家鸭 ; 鸭货 domestic sewage 生活污水 ; 家庭污水 ; 生活排水 ; 城市污水 ...
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wild and domestic duck feathers 野鸭及家鸭羽毛
the origin of domestic duck 家鸭起源
domestic duck in Fujian province 福建家鸭
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家鸭 - 引用次数：7
Domestic duck is still the most prone to mixed infections,and H6subtypes played the main role,H3and H9were the other main mixed infection subtypes,providing agood carrier to generate a new subtype and virulence variation.
家鸭还很最容易发生混合感染,并以H6亚型为主,很多亚型都可与其混合感染,尤其是H3、H9亚型,这为基因重组产生新的亚型及毒力的变异提供了好的载体。
参考来源 - 华东地区家禽低致病性禽流感的病原学检测与带毒情况的分析
·2,447,543篇论文数据，部分数据来源于NoteExpress
Domestic duck
- abstract: Domesticated ducks are ducks that are raised for meat, eggs and down. Many ducks are also kept for show, as pets, or for their ornamental value.
以上来源于: WordNet
双语例句
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A wild duck (Anas platyrhynchos) of which the male has a green head and neck. Most domestic ducks descend from the mallard.
一种野鸭（绿头鸭），其雄鸟具有绿色的头和颈。大部分驯化了的家鸭都是绿头鸭的后裔。
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A wild duck(Anas platyrhynchos)of which the male has a green head and neck. Most domestic ducks descend from the mallard .
绿头鸭一种野鸭（绿头鸭），其雄鸟具有绿色的头和颈。大部分驯化了的家鸭都是绿头鸭的后裔。
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