xylem
英 ['zaɪləm]
美['zaɪləm]
- n. [植] 木质部
中文词源
xylem 木质
来自希腊语xylon,木头。
英英释意
- 1. the woody part of plants: the supporting and water-conducting tissue, consisting primarily of tracheids and vessels
英文词源
- xylem (n.)
- "woody tissue in higher plants," 1875, from German Xylem, coined from Greek xylon "wood" (see xylo-).
实用场景例句
- Its xylem conduit develops, gas is rooted much, recovery capability is very strong.
- 它的木质部导管发达, 气生根多, 再生能力很强.
期刊摘选
- Large proportion of xylem benefit to the water transfer.
- 叶脉中木质部比重越大,越有利于水分的传输.
期刊摘选
- Primary xylem Xylem derived from the procambium in the young plant.
- 初生木质部:指幼嫩植物中来源于原形成层的木质部.
期刊摘选
- The rest of phloem also produced callus through dedifferentiation. In addition, there was callus from xylem.
- 残存的韧皮部也可以脱分化形成愈伤组织, 此外, 还存在愈伤组织源于木质部的情况.
期刊摘选
- 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.
辞典例句
- The secondary xylem of root is well developed, and there is supernumerary cambium around the vessels.
- 块根的次生木质部发达, 导管周围存在额外形成层.
期刊摘选
- Protoxylem The PRIMARY XYLEM elements that are formed from the procambium first.
- 原生木质部:初生木质部的成分,最早由原形成层形成.
期刊摘选
- The xylem is a system confined to the transport of mineral elements.
- 木质部是一种专门用来运输矿物元素的系统.
期刊摘选
- Kraft pulping and APMP pulping of the xylem of hybridized citron tree were investigated.
- 对杂交枸树木质部进行了硫酸盐法和APMP制浆性能的试验.
期刊摘选
- 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.
辞典例句
- Bring 10 Glittering Dust to Archmage Xylem.
- 为大法师克希雷姆收集10份闪光粉末.
期刊摘选
- The xylem of ferns only contains tracheids.
- 蕨类植物的木质部只含有管胞.
期刊摘选
- 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.
辞典例句
- The bine is comprised by cerebral cortex, xylem and fungous marrow.
- 茎由皮层.木质部和海绵状的髓组成.
期刊摘选
- Shixin 733 plants . The xylem cavitation and embolism were measured by monitoringemission ( AE ) from leaf xylem.
- 品种石新733主要生育期叶片木质部导管空穴化及气栓塞发生特性进行了研究.
期刊摘选
- 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.
辞典例句
- 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.
辞典例句
- Both xylem and phloem form a continuous branched system in the whole plant body.
- 木质部和韧皮部在植物体内构成一个连续的分支系统.
期刊摘选