“放牧家畜良种率”的概念、定义、翻译、参考文献-科学参考

单词	放牧家畜良种率
释义	放牧家畜良种率 Encyclopedia 农学放牧家畜良种率释 grazing livestock improved seed rate放牧家畜良种率在放牧家畜群中良种家畜数量占其家畜总数的百分比。良种家畜是指有一种或多种遗传稳定且对人类有益的性状（如生产性能、饲料效率、抗病力、抗应激能力等）的家畜品种。
随便看	standard illuminant standard illuminants Standard Illuminants A Standard Illuminants D standard inductance standard inductor standard infinitesimal standard inflation standard information service standard infra-red standard inner product standard input file standard instrument standard instrument of blackbody radiation source standard instrument technology standard integral Standard International Occupational Prestige Scale standard international trade classification standard interpretation Standard Interpretation of Tone-system standardised candle method standard isomorphism Standardization standardization standardization certification in landscape

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。