“herd structure of grazing livestock”的概念、定义、翻译、参考文献-科学参考

单词	herd structure of grazing livestock
释义	herd structure of grazing livestock Encyclopedia 农学放牧家畜畜群结构释 herd structure of grazing livestock放牧家畜畜群结构在某种放牧家畜群体中，公母畜群各自年龄比例的结构，即畜群总头数中，按性别、年龄和在生产过程中的作用人为划分的组群在整个群体中所占的比重。又称畜组结构、畜群构成。
随便看	thermal agitation thermal analysis thermal analysis coupled with gas chromatograph-mass spectrometry thermal analysis coupled with infrared spectroscopy thermal analysis coupled with mass spectrometry thermal analysis for pharmaceutics thermal analysis instrument thermal analysis kinetics thermal analysis (TA) thermal analyzer thermal anchoring thermal and mechanical properties of semiconductor thermal and moisture balance of swine building thermal asymmetric interlaced PCR，TAIL-PCR thermalasymmetric interlaced PCR，TAIL-PCR thermal asymmetric interlaced polymerase chain reaction thermal background thermal background emission thermal background radiation thermal balanceof rural energy saving project thermal balance test for space transport vehicle thermal balance test method for spacecraft thermal barrier coating thermal barrier coatings thermal battery

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。