英语人>网络例句>平行叶脉的 相关的搜索结果
网络例句

平行叶脉的

与 平行叶脉的 相关的网络例句 [注:此内容来源于网络,仅供参考]

Results showed: in Podocarpus leaves, there is only one midrib, the xylem tracheid of midrib vascular bundle is multi-form, transfusion tissue belongs to Cycas-type and transfusion tracheids are isodiametric, the accessory transfusion tracheids between palisade tissue and sponge tissue are developed; in Nageia leaves, there are plenty of parallel leaves, the xylem tracheids of each vein are relatively simple, transfusion tissue belongs to Taxus-type and transfusion tracheids are longer in longitudinal section than that in transverse section, the accessory transfusion tissue between palisade tissue and sponge tissue is absent.

结果表明:罗汉松属叶1条主脉,主脉维管束木质部管胞发达,转输组织为苏铁型,转输组织管胞等径,栅栏组织和海绵组织之间的副转输组织管胞发达;竹柏属叶多条平行叶脉,维管束木质部管胞相对不发达,转输组织为红豆杉型,转输组织管胞纵向伸长,栅栏组织和海绵组织之间不存在副转输组织。

Any of various chiefly tropical evergreen trees,shrubs,or woody vines of the family Palmaeor Arecaceae, characteristically having unbranched trunks with a crown of large pinnate or palmate leaves having conspicuous parallel venation.

棕榈科植物棕榈科的各种主要的热带常绿树、灌木或木质藤本植物,特点为有无分支的树干,其顶端集生羽状或掌状的树叶,并带有明显的平行叶脉

Any of various chiefly tropical evergreen trees, shrubs, or woody vines of the family Palmae, characteristically having unbranched trunks with a crown of large pinnate or palmate leaves having conspicuous parallel venation.

棕榈科植物棕榈科的各种主要的热带常绿树、灌木或木质藤本植物,特点为有无分支的树干,其顶端集生羽状或掌状的树叶,并带有明显的平行叶脉

Based on these characteristics observed, species in Pteridaceae tended to accumulate and deposit silica in long cells in lower epidermis and forming spicular cells. This might helps them to enhance the supporting function of their lateral veins.

综合以上特徵推测,凤尾蕨科倾向将二氧化矽堆积於叶下表皮与叶脉平行之表皮细胞上,并形成矽异形细胞,该特徵可能与加强叶片的支持力有关。

Like most monocots, orchids generally have simple leaves with parallel veins, although some Vanilloideae have a reticulate venation.

就如同大部分的单子叶植物,兰科植物通常具有有平行脉的单叶,尽管一些香荚兰亚科植物具有网状叶脉。

They have long, narrow parallel-veined leaves, whorled or alternate, arising at the base of the stem or along it.

百合科植物具有狭长的叶,平行叶脉,叶轮生或互生,在茎基部或沿着茎生长。

推荐网络例句

What are your goals and strategies for growth?

你的成长目标和策略是什么?

And unto the angel of the church in Sardis write; These things saith he that hath the seven irits of God, and the seven star I know thy works, that thou hast a name that thou livest, and art dead.

3:1 你要写信给撒狄教会的使者,说,那有神的七灵和七星的,说,我知道你的行为,按名你是活的,其实是死的。

"It is a testament to making sure unemployment compensation is available, making sure we are looking out for people who have lost their jobs," she said.

"这是个实证,证明我们必须确保人们都可以得到失业补偿,确保那些失去工作的人们得到照顾。"