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萘系中间体
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萘系中间体
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染料中间体
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intermediate of naphthaleneseries
萘系中间体
以萘为原料,经过一系列有机合成单元过程(如磺化、硝化、还原、胺化、水解等)制得的染料中间体。
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peramine
peraphyllum
P / E ratio
perbenzoic acid
perbromic acid
per-call key
per capita disposable income
per capita effective refuge area
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per capita residential land control index
per capita urban park area
perceived control
perceived noise level
perceived organizational support
Perceived Quality
perceived risks
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percentage of blocked dregs and soil
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