“不确定性”的存在则推动制定基于预防性原则的政策或措施，所谓预防性原则（Precautionary Principle）是指在科学还无法完全验证某种正在发生的危害或威胁影响时，施加这些危害或威胁影响的主体有义务举证其中的科学真相。
基于104个网页-相关网页
在这些争论中“非目标生物伤害”、“实质等同性”、“转基因食品要不要贴标签?”“和”预防性原则”成为热门话题。
In these controversies, there are four hot issues, which are, "non?target organisms harmed", "concept of substantial equivalence", "need transgenic foods carry a label?"and "preventive principle".
对预防性用药的概念和原则作了提示，特别对围手术期用药做了规范限定。
Basic concept and principle of prophylactic use of antibiotics are suggested and perioperative use of antibiotics are particularly restricted.
分析了高压电气设备预防性试验周期，提出了预防性试验周期的选择原则和方法，以促进电网安全、可靠、经济运行。
The preventative test method is introduced for capacitive current transformer with high voltage lines in place that is proved to be practicable, high efficient and accurate.
应用推荐