常見(jiàn)例句The first formed xylem that differentiates from the procambium. 原生木質(zhì)部最先形成的木質(zhì)部,與原形成層不同Primary xylem Xylem derived from the procambium in the young plant. 初生木質(zhì)部:指幼嫩植物中來(lái)源於原形成層的木質(zhì)部。Primary phloem PHLOEM derived from the procambium in the young plant. 初生靭皮部:指幼嫩植物中來(lái)源於原形成層的靭皮部。Cells of the procambium and ground meristem are more vacuolated than those of the protoderm. 原形成層和基本分生組織的細(xì)胞比原表皮層細(xì)胞更加液泡化。Protophloem The first-formed PRIMARY PHLOEM, differentiated from the procambium in the region just behind the meristem. 原生靭皮部:最早形成的初生靭皮部,由位於分生組織中的原形成層分化而來(lái)。Protoxylem The PRIMARY XYLEM elements that are formed from the procambium first. 原生木質(zhì)部:初生木質(zhì)部的成分,最早由原形成層形成。 返回 procambium