“PNR)”的概念、定义、翻译、参考文献-科学参考

单词	PNR)
释义	PNR) Encyclopedia 农学仔鱼饥饿“不可逆点”释 starvation in larvae ("the point-of-no-return"; PNR)仔鱼饥饿“不可逆点” 在饵料缺乏的情况下，初孵仔鱼达50%或100%死亡时的饥饿时间。又称仔鱼饥饿“致死临界期”、仔鱼“不可逆转饥饿”（irreversible starvation）、仔鱼“生态死亡”点。是从生态学角度评价仔鱼的饥饿耐力的一项指标。常用此作为仔鱼“生理死亡”的界限。
随便看	turbidity sensor turbid medium turbidometer turbid sperm turbid urine turbine turbine adiabatic efficiency turbine automatic start-up and shut-down control turbine available isentropic expansion work turbine based combined cycle engine turbine based rocket and ramjet combined engine turbine blade cooling effect turbine blade profile turbine cascade Turbine characteristics turbine characteristic Test turbine compressor turbine cooling system turbine effective work turbine efficiency turbine exhaust cone turbine expansion ratio turbine floor turbine flow characteristic turbine flowmeter

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。