leaf blade
英 [liːf bleɪd]
美 [liːf bleɪd]
网络 叶片; 刀叶; 叶刃斩; 叶刃
英英释义
noun
- especially a leaf of grass or the broad portion of a leaf as distinct from the petiole
双语例句
- Basal leaf blade oblong or elliptic, truncate or cuneate at base.
基生叶长圆形或椭圆形，截形或楔形在基部。 - Leaf blade thinly leathery; fruit with coarse pubescence.
叶片薄革质；果具粗糙的短柔毛。 - Leaf blade base cuneate, abaxial surface with gray-white indumentum; corolla magenta-rose.
背面用灰白色的毛被，叶片基部楔形；花冠红色苯胺染料玫瑰色。 - We applied T-DNA tagging and isolated a rolled-leaf gene from rice which, when over-expressed, could induce upward curling of the leaf blade.
我们通过捕获T-DNA，从水稻中分离到了引起叶片向上卷曲的卷叶基因。 - Distribution characteristics of leaf pubescence on leaf blade and hull pubescence on hull were observed under an optical microscope.
在光学显微镜下观察了粳稻叶片茸毛在叶面上的分布特征和谷壳稃毛在谷壳上的分布特征。 - Through examining the roll strength in the leaf blade special-purpose rolling machine, this article has confirmed the feasibility of rolling leaf blade in the new rolling machine.
弯辊扩幅机，扩幅弯辊通过对叶片专用辊轧机轧辊的强度进行校核，验证了在新型辊轧机上轧制叶片的可行性。 - The leaf blade consists of epidermis, mesophyll and vein, which is iso-bilateral leaf.
叶片都包括表皮、叶肉和叶脉，且为等面叶。 - Leaves alternate, rarely apparently opposite; leaf blade floating, veins palmate.
叶互生，很少表面上对生；叶片漂浮，掌状脉。 - Samara glabrous; leaf blade surfaces smooth and glabrous with tufted hairs on veins, base oblique, apex acuminate to narrowly acuminate.
翅果无毛叶片表面平滑和无毛的具丛生的毛在脉上，基部偏斜，先端渐尖到狭渐尖。 - Determination was made on Some physiological indexes of leaf blade of Camellia oleifera.
对油茶结果枝和非结果枝上不同叶龄叶片部分生理指标进行测定，结果表明，结果枝当年生叶片面积较小，叶绿素含量和光合速率处于较低水平；