“point source”的概念、定义、翻译、参考文献-科学参考

单词	point source
释义	point source [`pȯint ´sȯrs] ^{CIVIL ENGINEERING} A municipal or industrial wastewater discharge through a discrete pipe or channel. ^PHYSICS A source of radiation having definite position but no extension in space; this is an ideal which is a good approximation for distances from the source sufficiently large compared to the dimensions of the source.
随便看	downrange downrush Downs cell downslope time downspout Down's process Down's syndrome downstream downthrow downtime downward compatibility downward modulation downwarp downwash downwelling downwind downy mildew Dow oscillator dowsing dowsing rod Dowtonian Dowty prop doz dozen dozer

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