conducting tissue造句
例句与造句
- This is particularly important when the conducting tissues between the sa node and the ventricles fail only from time to time .
尤其在窦房结和心房之间的传导组织有时发生故障时这点尤为重要。 - Their function is more as supporting tissue than as conducting tissue
其功能与其说是输导组织倒不如说是支持组织。 - Conducting tissue asculer tissue
维管组织 - A type of plant tissue consisting of elongated cells with tapering ends , occurring in supporting and conducting tissue
纤维细胞组织一种植物组织，由有逐渐变细的尾的拉长的细胞构成，存在于支撑和引导组织中 - Vascular plants plants containing differentiated cells forming conducting tissue ( vascular tissue , also known as fascicular tissue ) , which comprises the xylem and phloem
维管植物：具有能够形成体内运输组织(维管组织：包括木质部和韧皮部)的分化细胞的植物。 - It's difficult to find conducting tissue in a sentence. 用conducting tissue造句挺难的
- In nonwoody plants it is the only food - conducting tissue , but in mature plants with secondary growth this function is taken over by the secondary phloem
在尚未木质化的植物中，它是唯一的输送有机营养的组织，但在具有次生生长的成熟植物体中，该功能由次生韧皮部行使。 - It consists principally of xylem and phloem ( water and food - conducting tissues respectively ) , and also contains strengthening tissue ( sclerenchyma ) and packing tissue ( parenchyma )
它主要包括木质部和韧皮部(分别运输水分和养料) ，还含有机械组织(厚壁组织)和填充组织(薄壁组织) 。 - In nonwoody plants the primary xylem is the only water - conducting tissue , but in mature plants with secondary growth this function is mostly taken over by the secondary xylem
在尚未木质化的植物中，初生木质部是唯一的输水组织，但在具有次生生长的成熟植物中，该功能大多由次生木质部行使。 - Roots also differ from roots in the arrangement of xylem and phloem , having a solid central strand of vascular tissue rather than a hollow cylinder of conducting tissue
根和茎不同，它无叶绿素，没有芽和叶，木质部和韧皮部的排列顺序也不同，其内部为实心的维管组织，而茎的内部为中空的圆柱形输导组织。 - 7 within the range of 0 - 200mm nacl concentration , the ratio between cortical thickness and root got lower ; the growth of stele was stimulated ; vessel dm decreased evidently . in stele , conducting tissue was reduced while the growth of pith was stimulated
随盐浓度升高，在0亿00inmnaci范围内根皮层半径的比重降低，维管束在根中的比重逐渐增加，但输导组织的比重呈下降趋势，具贮存功能的髓的发育得到促进，导管口径变小。 - There are many adaptive changes in the two research subjects ( artemisia . songarica schrenk . and seriphidium . santolinum ( schrenk ) polijak . ) in morphology and anatomy , such as with the increase of the daily age , the root - shoots ratio increased ; the root became stronger ; the ratio of leaf volume and leaf area increased ; the volume of epidermic cell decreased ; the cut - icle and phellem layer on the surface of root thickened . stoma caved in leaf ; epidermal hair of leaf and stem well - developed , palisde tissue developed well , the cell gap decreased ; the spongy tissue disappeared ; leaf is kinds of isolateralthat is the typical xeromorphic structure ; crystal cell and fibric cell increased ; conducting tissue and mechanical tissue developed well ; bundle sheath appeared
实验研究的两种菊科（ compositae ）植物（准噶尔沙蒿（ artemisiasongaricaschrenk ）和沙漠绢蒿（ seriphidiumsantolinum ( schrenk ) poljak . ） ） ，形态解剖方面的变化表现为：随日龄增加，根长/株高比值日益增大；根系逐渐发达；体积与叶面积比逐渐增大；表皮细胞体积变小；角质层增厚；根外部出现加厚的木栓层；气孔下陷；叶、茎部的表皮毛密布，栅栏组织日益发达；而细胞间隙日渐变小；海绵组织逐渐消失；叶面结构常为典型旱生结构? ?等叶面；晶细胞及纤维细胞数目增多；输导组织、机械组织日渐发达；具有维管束鞘等等。
