英语词汇“subbase course”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	subbase course
释义	subbase course subbase course For the support of paving materials, a layer of granular material applied to the subgrade in a predetermined depth; provides underpavement drainage and reduces frost damage.
随便看	drmt drmu drmv drn drna dr nathaniel bagshaw ward drnb drnbc drnc drnd drneo drnf drng drnh drnj drnl drnm drnn dr no dr. no drno drnovsek drnp drnr drns

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