叶数 meaning in English
number of sheets
Examples
- The results of variance analysis showed the variant extent of above 5 morphologic characters was plant height > crown breadth > sporophyll number > leaf number > leaf breadth in turn
方差分析结果表明： 5个形态指标在种群间的差异程度依次为株高冠幅孢子叶数叶数叶宽。 - The aerodynamic interference between the shroud and the propeller is calculated by lifting line theory . its precise , proved by wind tunnel test here , satisfies the engineering demand
在计算螺旋桨的参数时，仍以有限叶数升力线模型进行处理，并用诱导因子法来计算桨叶尾涡系在升力线上产生的诱导速度。 - The results showed that plant height , crown breadth , leaf number , leaf breadth and sporophyll number of dryopteris crassirhizoma populations were influenced by forest crown density and light condition
结果表明：林分郁闭度和光照条件显著影响粗茎鳞毛蕨种群的株高、冠幅、叶片数量、叶片宽度、孢子叶数等形态指标。 - After the studies about the height and leaves number structure by use statistic methods we know that the distribution curves of height is not fit the normal distribution while the leaves number distribution is
应用种群统计学的分析方法，对种群的高度、轮叶数的结构进行了分析，结果说明，高度的分布不是典型的正态分布，而轮叶数的分布为正态分布。 - The growth traits , as - tolerance and bioaccumulation of different pteris vittata genotypes , which were collected from different areas of china , were studied . the result showed that there was a remarkable difference in plant height , number of frond and sprout , fresh weight of above - ground parts and roots among different genotypes . plant height varied from 29 . 6 to 68 . 2 cm , frond from 13 . 3 to 60 . 0 per plant and sprout from 9 . 0 to 65 . 7 per plant , fresh weight of aboveground parts and soil ranged from 150 to 540 g and from 20 . 3 to 94 . 9 g per plant , respectively
研究了分布于我国不同地区的蜈蚣草基因型的生长特性、砷耐性和富集特性，结果显示：蜈蚣草基因型间株高、羽叶数、芽苞数、地上部鲜重、根部鲜重均有显著的差异，株高变化在29 . 6 - 68 . 2cm ，羽叶数变化在13 . 3 - 60 . 0个株，芽苞数变化在9 . 0 - 65 . 7个株，地上部和地下部鲜重分别变化在150 ? 540克株和20 . 3 - 94 . 9克株。