| environ. | limit value A workplace exposure criterion or standard that determines if a facility or building has a concentration of a substance to which most workers can be exposed without harmful or adverse effects | 有限值 (极限值 工作场所公示的标准或规范，以确定某设施或建筑物中含某物质的浓度是否可以使大多数在其中工作的工人可以不受危害或对其产生不利影响。) |
