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古生物学
释义
古生物学
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。
Biology
palaeobiology
古生物学
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operating system component
operating system, OS
operating technique of vehicle under special conditions
operating temperature
operating voltage
operation
operation accident rate
operation administration and maintenance system
operational
operational amplifier
operational amplifier, op-amp
operational calculus
Operational Capacity Ratio
operational data
operational data store
operational data store, ODS
operational definition
operational design and inventory
operational effectiveness evaluation
Operational Evaluation Regulations for First-class Museums of China (Trial)
Operational Evaluation Standard of Private Museums in Suzhou
operational excellence
operational feasibility
operational flight program
operational gaming
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