xylem

xylem是什么意思，xylem的意思中文翻译、音标及例句等。

音标/读音:英 ['zaɪləm]美 ['zaɪləm]

xylem意思翻译-n. [植] 木质部

n. [植] 木质部

n.木质部（植物中将水分和矿物质从根部向上输送的组织）

本质部；莱默；植物的木质部

单词解说

xylem 木质

来自希腊语xylon,木头。

xylem的例句及中文翻译

Sapwood contains xylem vessels, but not as strong as heartwood.

边材含有木质导管, 但不如中心木质那样坚硬.

The xylem of ferns and conifers contains only tracheids.

蕨类植物和针叶树的木质部仅含有管胞.

Secondary xylem consists of pitted vessels, parenchyma fibers and rays.

次生木质部由孔纹导管 、 薄壁组织及射线所组成.

A system confined to the transport of mineral elements is known as the xylem.

专门用来运输矿物元素的系统称为木质部.

The stele includes all primary tissues derived from the procambium consists of pericycle, phloem and xylem.

中柱包括从原形成层衍生而来的全部初生组织,由中柱鞘 、 韧质部和木质部组成.

1.Heartwood(duramen) The hard central region of a tree trunk made up of xylem vessels that are no longer involved in water transport.

是位于树干中部的硬质区域，由已不涉及水分传输的木质部导管构成。

2.Procedurally , xylem pressure potentials can be measured by cutting a stem from a plant and placing it in a pressure bomb apparatus.

程序，木质部压力潜力可以通过削减源于植物和安置它测量在取样压力计用具。

3.Out of the xylem, there is lot of fiber and the tannin crystal distributes around the air cavity.

叶脉中厚壁组织发达，木质部外纤维数量众多，在气腔周围有单宁结晶分布。

4.The recently developed xylem-pressure probe technique is the only means to directly measure negative pressure in xylem conduits.

此外，木质部压力探针技术是目前唯一可以直接测定导管或管胞中负压的工具。

5.According above, diagram of a hypothetical pathway during secondary xylem differentiation was raised.

进而由这些结果提出了木质部细胞分化机理的大致模型。

6.Such thickening allows extension of the XYLEM between the rings so that it is not ruptured as the surrounding tissues grow.

这样的加厚允许木质部在环间沿展，当周围组织生长时，不会破裂。

7.The distribution of As in the pinna showed that As had great abilities to be transported in xylem vessels and from xylem to mesophyll.

的分布情况如羽片显示，有很大的能力，在木质部运输船只和木质部，以叶肉。

8.The early formed secondary xylem was characterized by a large number of wood fiber cells with non woody cell wall.

早期生成的次生木质部以细胞壁尚未木质化的木纤维细胞数量居多为特征。

9.In older stems, only the most recent rings of xylem participate in the transport of materials. These make up the sapwood.

在老茎中，仅最新的木质部环参与物质的运输。这些木质部环组成边材。

10.The xylem sap of bottle gourd No. 3 as rootstock was the best one to promote grafting seedling of cucumber to grow significantly.

华瓠杂3号做砧木的嫁接苗伤流液对黄瓜苗的生长有明显的促进作用；

xylem是什么意思-n. [植] 木质部

xylem是什么意思由英汉词典整理修订，时间:2024-04-30 22:24