“sieve tube”的概念、定义、翻译、参考文献-科学参考

单词	sieve tube
释义	sieve tube Encyclopedia 理学〔植物形态与结构〕释 sieve tube筛管由一系列筛管分子通过端壁上的筛板彼此相连形成的长管。在端壁和侧壁上的筛域分化明显，常见于被子植物中。 Biology sieve tube筛管
随便看	population geographic database population geography population growth population growth model population history population I population increase tendency population information management system population inversion population kurtosis population land population land dispersion analysis population management population map population mathematics population mean Population Mechanical Change population migration population migration theories population model population moment population natural dynamics population of determinism population of labour force population of stars

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。