“upstream facing”的概念、定义、翻译、参考文献-科学参考

单词	upstream facing
释义	upstream facing 上游护面
随便看	nadestryl n-adic Boolean operation n-adic operation nadir nadir angle nadir distance Nadi reaction Nadi reagent nadir point nadir radial line nadir reading nadorite Nadsonia Nadsonieae Nadsonioideae Naegeli-type leukemia naegite Naegleria naematolin Naematoloma Naematoloma sublateritium naematolomoid Naematosporangium Naematosporangium gracile Naematosporangium perniciosum

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