请输入您要查询的字词:
单词
minerals and trace elements
释义
minerals and trace elements
Encyclopedia
工学
矿物质和微量元素
释
minerals and trace elements
矿物质和微量元素
在人体组织中,除碳、氢、氧和氮主要以有机物的形式存在外,其余以无机物的形式存在的物质统称为矿物质(无机盐)。在人体中检出的矿物质元素约70种,其中含量大于体重0.01%者称为常量元素,如钙、磷、钠、钾、氯、镁、硫等;含量小于体重0.01%者称微量元素。
随便看
harmonic conjugate planes
harmonic conjugate points
harmonic constant
harmonic continuation
harmonic coordinate
harmonic coordinates
harmonic coordinate system
harmonic cross ratio
harmonic cubic
harmonic current disturbance caused by traction system
harmonic curve
harmonic curve plotting
harmonic decline
harmonic decomposition
harmonic differential
harmonic differential equation
harmonic dimension
harmonic distortion
harmonic division
harmonic divisor number
harmonic energy meter
harmonic equation
harmonic excessive function
harmonic expansion
harmonic field
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/6/19 1:43:49