| 单词 | TLV BLV |
| 释义 | TLV BLV《英文MSH词典》TLV BLV [入口词] TLV BLV [主题词] Threshold Limit Values [英文释义] Standards for limiting worker exposure to airborne contaminants. They are the maximum concentration in air at which it is believed that a particular substance will not produce adverse health effects with repeated daily exposure. It can be a time-weighted average (TLV-TWA),a short-term value (TLV-STEL),or an instantaneous value (TLV-Ceiling). They are expressed either as parts per million (ppm) or milligram per cubic meter (mg/m3). |
| 随便看 |
|
英汉翻译词典包含4368284条英汉汉英翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习的有利工具。