请输入您要查询的字词:
单词
palaeontology
释义
palaeontology
Encyclopedia
理学
古生物学
释
palaeontology
古生物学
研究地质历史时期生物的形态、构造、分类、生态、起源、分布、演化、灭绝等规律的学科。地质学和生物学交叉融合的产物。关心地球生命起源、演化特别是辐射演化与灭绝,特定地质事件的发生时限、规模、型式及背景机制,相关地层时代及其精确划分与对比等,一系列与基础理论和应用实践密切相关的重大科学问题。古生物学研究是人类回答地球生物圈来龙去脉的重要且不可或缺的途径。
随便看
principle of uniform boundedness
Principle of uniformity of temperature difference field
principle of uninterrupted trial
principle of unity and sequentiality of educational influence
principle of unity of knowledge and practice
principle of universal suffrage
principle of using native language
principle of utmost good faith
Principle of Valuable Idea
Principle of Vectoring
principle of velocity potential superposition
principle of virtual displacement
principle of virtual displacements
principle of virtual force
principle of virtual velocities
principle of virtual work
principle of virtual work, virtual work principle
principle of wavelength modulation measurement
principle of weak correlation
principle of weak induction
principle of work and energy
principle of working within one's capability
principle of Zernike phase contrast
principle on archives science
principle plane
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:2026/7/16 13:57:18