“TWA”造句，怎麼用TWA造句

探討生產場所矽塵環境瞬時濃度（EIC）與其時間加權平均濃度（TWA）間的關係。

“太棒了”，男子說道，“我們不僅趕上了TWA公司的一個新開的品牌航班，而且由於航班超員，我們被趕到了頭等艙。”

Estimation of TWA of Vinyl Chloride Exposed Workers from the Results by Area Sampling

Air Travel: the Douglas DC-3 revolutionized air transportation in the 1930s and 1940s, when U.S. airlines like United, American and TWA ordered more than 400 of these planes.

A decade later, shortly after TWA Flight 847 took off from Athens in 1985, two gun-toting terrorists forced their way into the cockpit, demanding that the plane touch down in Lebanon.

Travel Agent: I cannot tell you that. I would have to call up TWA.

閾值極限-時間權重平均值(TLV-TWA)是對於正常的8小時工作日和40小時工作周的時間權重平均值，在該值下，大多數工人日復一日的重複暴露在其中而不會受到有害影響。

Threshold Limit Value-Time Weighted Average (TLV-TWA) is the time-weighted average concentration for a normal 8-hour workday and 40-hour workweek, to which nearly all workers may be repeatedly exposed, day after day, without adverse effect.