?最大安全量
... 最大容鸟窄q maximum permissible dose 最大安全量 maximum safety level 最大耐受剂量 maximum tolerated dose ...
Measurements in the town on Monday showed levels of the dust in the air were three times the maximum safety level.
BBC: Villagers despair in Hungary's red wasteland
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。