“grade separation”的概念、定义、翻译、参考文献-科学参考

单词	grade separation
释义	grade separation [`grād sep·ǝ´rā·shǝn] ^{CIVIL ENGINEERING} A grade crossing employing an underpass and overpass.
随便看	diamond setter diamond size diamond structure diamond stylus diamond tool diamond-turned optics diamond washer diamond wheel diamyl phenol diamyl sulfide diandrous Dianemaceae dianite Dianulitidae diapause diapedesis Diapensiaceae Diapensiales Diaphanocephalidae Diaphanocephaloidea diaphone diaphorase diaphorite diaphragm diaphragmatic hernia

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