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示踪化合物
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示踪化合物
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示踪化合物
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示踪化合物
由污染源排放的,作为各类污染源排放的指示特征化合物。又称标记化合物。在污染源的识别以及源解析中起着关键作用。
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figural perception
figurate number
figurate number triangle
figuration
figurative
figuratrix
figure
figured bass
figured cloth
figure eight
figure eight curve
figure eight knot
figure-eight solution
figure-eight surface
figure-ground analysis
figure-ground principle
figure-ground relation
figure in perspective
Figure in the LiuLi Hall
figure masking
figure obtained by polarity
figure of central projection
figure of Darwin
figure-of-eight knot
figure of equal area
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