基本解釋前分生組織, 原分生組織同根派生 promeristem相關(guān)詞英漢例句Promeristem is composed ofthree layers of cells in root tip,of them,outer layer of cells form the epidermis and root cap,centraland inner layers of cells sepratedly form the cortex and vascular cylinder. 其根端原分生組織具三層原始細(xì)胞,外層產(chǎn)生表皮和根冠,中層和內(nèi)層分別產(chǎn)生皮層和中柱。Results Essential oil was not found in the promeristem of stem; 結(jié)果在廣藿香莖的原分生組織中,未觀察到有揮發(fā)油分布;promeristem更多例句