1) Improved breeds of pigs
生猪良种化
3) improved meat-type hogs
良种肉用猪
4) pig strain
生猪品种
1.
The study on the relationship between lean percentage of the pig carcass read by machine and grade of pig strain;
猪胴体瘦肉率仪器测定值与生猪品种等级的关系研究
5) PIC Pig Improvement Company
猪种改良公司[美]
6) superior species
适生良种
1.
The superior species of poplar in China and abroad and their research history and our achievements in breeding are introduced in thepaper.
介绍了国内外杨树造纸材适生良种及其研究历史和我国在杨树育种方面成就;探讨了造纸用杨树新品种存在的问题;论述了杨木造纸良种的科学标准及其相互制约与优势补缺;提出了我国杨木造纸良种的分区规划方案;展望了杨树造纸适用良种的发展前景。
补充资料：公理化方法(见公理化和形式化)
公理化方法(见公理化和形式化)
axiomatical method
gongllbuafangfa公理化方法化和形式化。(axiomatieal method)见公理
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条