“three-level prevention principle”的概念、定义、翻译、参考文献-科学参考

单词	three-level prevention principle
释义	three-level prevention principle Encyclopedia 工学三级预防原则释 three-level prevention principle三级预防原则疾病一级、二级、三级预防是以人群为对象，以健康为目标，以消除影响健康的危险因素为主要内容，以促进健康、保护健康、恢复健康为目的的公共卫生策略与措施。
随便看	tax avoidance by abusing tax treaty Tax Base tax-based health financing Tax-Book Difference tax categories Taxco tax collection tax compliance Tax Correction tax credit tax crime tax differential theory tax factor tax farming tax for profits tax guaranty Taxi taxian geothermal field taxicab metric taxicab number Taxi Driver Taxila taxilane taximeters tax incentive

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。