TLV-TWA平均閾值;均勻閾值
PC-TWA時間加權平均容許濃度;限值;鉛煙;工作場所有害因素職業接觸限值
PEL-TWA容許濃度
The Twa Corbies蘇格蘭民歌之;兩只烏鴉
PEC-TWA容許濃度
REL-TWA限值
TWA Flight Center環球航空公司飛行中心
微伏級TWAMTWA
OEL-TWA時間加權平均值
1. He's flying somewhere today, maybe to Dallas or St. Louis on TWA.
漢他今天要飛到別處去了, 或許乘TWA航班去達拉斯或圣.路易斯.
來自互聯網
2. I cannot tell you that. I would have to call TWA.
漢我不知道, 我得打個電話給TWA查 一查.
來自互聯網
3. According to the data of sample , the time weighted average concentration ( TWA ) of each sampling spot were calculated.
漢根據測定的數值計算出每個測塵點的時間加權平均濃度 ( TWA ).
來自互聯網
4. Travel Agent: I cannot tell you that. I would have to call TWA.
漢旅行社代理人: 我不知道, 我得打個電話給TWA查 一查.
來自互聯網
5. A linear relationship between the magnitude of TWA and the risk of CVD was identified.
漢TWA的大小和CVD的危險度之間的線性關系被鑒定.
來自互聯網