英语词汇“concentric bundle”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	concentric bundle
释义	Concentric Bundle concentric bundle [kən′sen·trik ′bən·dəl] (botany) A vascular bundle in which xylem surrounds phloem, or phloem surrounds xylem. Concentric Bundle a bundle of conducting tissues of xylem and phloem in the stems and leaves of several ferns and angiosperms. In an amphicribral bundle, the phloem surrounds the xylem. In an amphibasal bundle, the xylem surrounds the phloem. concentric bundle concentric bundle a vascular bundle in which one tissue surrounds another, e.g. phloem around xylem (AMPHICRIBRAL BUNDLE) or xylem around phloem (AMPHIVASAL BUNDLE).
随便看	vasimr vasip/cosig vasis vasite vasitis vasitis nodosa vasiugan vasiugane vasiurinsk burial mounds vasj vasken i vaskhnil vasl vasla vaslav fomich nijinsky vaslav nijinska vaslav nijinsky vaslaw nijinsky vasle vaslui vas lymphatica vas lymphaticum vas lymphaticum afferens vas lymphaticum efferens vas lymphaticum profundum

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Concentric Bundle