“product life cycle theory”的概念、定义、翻译、参考文献-科学参考

单词	product life cycle theory
释义	product life cycle theory Encyclopedia 经济学产品生命周期理论释 product life cycle theory产品生命周期理论认为新产品从开始进入市场到被市场淘汰的整个过程中，存在引入、成长、成熟、衰退阶段的理论。
随便看	health damage compensation system Health delivery system health development level statistics health economic evaluation health economics health education health education and health promotion health effect of algal toxins health effect of cooking oil fume health effect of indoor air quality health effect of indoor decoration pollution health effect of indoor environment health effect of secondary water supply health effect of stink health effects of ambient particulate matter pollution health effects of ammonia health effects of arsenic pollution health effects of atmospheric pollution health effects of cadmium pollution health effects of carbon dioxide health effects of carbon monoxide pollution health effects of chromium health effects of cold environment health effects of cyanide health effects of dioxins

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。