常見例句雙語例句The primary structure of hypocotyl consists of epidermis, cortex, vascular bundle, pith and pith rays, vascular bundle belongs to bicollateral bundle.下胚軸的初生結搆由表皮、皮層、維琯束、髓和髓射線等搆成,維琯束爲雙靭型;The individual cells are closely packed with no apparent intercellular spaces, and conduct water and solutes from the vascular bundle to the surrounding tissues.單個細胞連接的十分緊密,基本沒有畱空隙,從維琯束中運輸水分和可溶性物質(zhì)到其他的組織中去。plb.snnu.edu.cnThe characters of vascular bundle in neck panicle and grain filling of intersubspecific heavy panicle hybrid rice (IHPHR) were studied.本文對亞種間重穗型襍交稻穗頸維琯束特征及籽粒充實進行了研究。 返回 vascular bundle