单词查询
tracheids
释义
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n. 【植】管胞； 网络释义： 假导管；管胞细胞；
例句
Tracheids have end walls and lateral walls with the same morphological characteristics or structure, with perforation plates or not.
端壁和侧壁形态及结构分别相同，有或无穿孔板的管状分子为管胞。
Where they occur interspersed with the xylem they may be distinguished from tracheids by their narrower lumen.
纤维分布与木质部相似，其狭窄的腔可与管胞区分开来。更详细。
From the present results, we considered that tracheary elements that conduct water and mineral in ferns and gymnosperm are tracheids .
由此可以推测蕨类植物和裸子植物中输导水分和矿物质的管状分子主要为管胞。
Ultrasonic emission is a phenomenon with cavitation of vessels or tracheids.
植物的超声发射是导管或管胞里空穴化时的伴随现象。
Many tracheids lack protoplasm at maturity and have lignified secondary cell walls.
许多管胞的原生质体会在成熟时消失，同时细胞壁进行木质化的次生加厚。
And some tracheids are forked or branched.
The result showed that the main structure of fiber tracheids still exited, but had some fracture;
结果表明：受热后，炭化白松管胞纤维结构仍然存在，但是出现断裂和破碎；
端壁和侧壁形态及结构分别相同，有或无穿孔板的管状分子为管胞。
Where they occur interspersed with the xylem they may be distinguished from tracheids by their narrower lumen.
纤维分布与木质部相似，其狭窄的腔可与管胞区分开来。更详细。
From the present results, we considered that tracheary elements that conduct water and mineral in ferns and gymnosperm are tracheids .
由此可以推测蕨类植物和裸子植物中输导水分和矿物质的管状分子主要为管胞。
Ultrasonic emission is a phenomenon with cavitation of vessels or tracheids.
植物的超声发射是导管或管胞里空穴化时的伴随现象。
Many tracheids lack protoplasm at maturity and have lignified secondary cell walls.
许多管胞的原生质体会在成熟时消失，同时细胞壁进行木质化的次生加厚。
And some tracheids are forked or branched.
The result showed that the main structure of fiber tracheids still exited, but had some fracture;
结果表明：受热后，炭化白松管胞纤维结构仍然存在，但是出现断裂和破碎；