“protoxylem”的概念、定义、翻译、参考文献-科学参考

单词	protoxylem
释义	protoxylem Biology The primary xylem tissue that is formed in the expanding region of roots and shoots before the shoot or root has completed the elongation process. In the secondary walls of these vessels the lignin is deposited in rings and spirals, which allows for further elongation. The protoxylem is succeeded by metaxylem.
随便看	residence time distribution resident residential differentiation residential mobility residual residual charge residual current residual deposit residual gravity map residual mean square residual moisture residual pulse linear predictive coding residual resistance residuals residual shear strength residual sum of squares residual unemployment residual variation residual volume residuation residue residue arithmetic residue check residue class(modulo n) residues, method of

科学参考收录了60776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。