过去关于驱虫剂的作用原理的理论是DEET阻断了昆虫侦测到人体散发的乳酸气味的能力，而乳酸对蚊子来说就像磁铁一样有吸引力。
The old theory of how insect repellents work was that DEET blocks the insect's ability to detect lactic acid from people, which acts as a mosquito magnet.
也可作为食品烟雾剂中的压缩气体和漏出物侦测器。
It is also used as a propellant in food aerosols and as a leak detector.
结论，本研究所开发之新光学衍生剂AFGIT能有效的分离 混旋性胺类药物或胺基酸，并且增加它们的侦测灵敏度。
In conclusion, the new chiral derivatizing agent, AFGIT, is not only useful to resolve the racemic amine drugs or amino acids but also to enhance their detection sensitivity by the developed methods.
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