用“TWA”造句大全，TWA造句

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

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.

“太棒了”，男子说道，“我们不仅赶上了TWA公司的一个新开的品牌航班，而且由于航班超员，我们被赶到了头等舱。”

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.

阈值极限-时间权重平均值(TLV-TWA)是对于正常的8小时工作日和40小时工作周的时间权重平均值，在该值下，大多数工人日复一日的重复暴露在其中而不会受到有害影响。

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.

探讨生产场所矽尘环境瞬时浓度（EIC）与其时间加权平均浓度（TWA）间的关系。