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腐殖酸
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腐殖酸
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理学
腐植酸
释
humic acid
腐殖酸
自然界中存在的,由生物(主要是植物)的残骸经过微生物分解和一系列化学过程而形成的有机物质。是深色、酸性的亲水胶体。
Chemistry
>环境化学>土壤环境化学>释义
humic acid
腐殖酸
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mainstay industry
main steam pipeline of boiler
main steam valve
main stream
mainstream
Main Street
main sunspot
main switch station
main system
main tail
maintainability
maintainability function
maintainability of missile
maintainability of nuclear power plant
maintainable system
maintainer line in forage plants
maintaining needling sensation
maintaining stability
maintain net energy
maintain organizational image
maintain organizational interests
maintain organizational safety
main technical standards for railway engineering design
maintenance
maintenance analysis procedure
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