mean height

A study on the United time-space structure of 500 hPa monthly mean height

500hPa月平均高度距平场统一的时空结构研究

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The canopy, mean height and mean breast diameter of tree layer raised step by step, but the species richness and diversity of communities lowed progressively along with community succession;

森林采伐后随着顺行演替的进行，乔木层郁闭度、平均树高和胸径逐渐增长，群落的物种丰富度和多样性指数逐渐降低。

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Persistent anomalies of 500 hPa pentad mean height in summer and persistent droughts in the north of China

夏季500hPa候平均高度场的多年持续性异常与我国北方持续干旱

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Mean height and growth of new branch were increased by 17%-71% and 17%-125. 2%.

平均树高、新梢生长量分别提高14%～71%、17%～125.2%。

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This study indicates that the regional mean geopotential height over the Okhotsk sea in early stage, and the convection over the west Pacific 1-3 months in advance could be used to predict the strength of the Asian summer westerly.

前期鄂霍茨克海区域平均位势高度以及前期1&3月西太平洋的热带对流活动可以作为预测夏季西风强弱的前兆信号。

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Based on the NCEP/ NCAR monthly mean reanalysis data, the variations of geopotential height and potential temperature over South Asia and their relationships with ozone variations are analyzed in this paper.

进一步采用NCEP/NCAR再分析资料分析了亚洲上空位势场和位温的变化及其与臭氧变化的关系，结果显示青藏高原和伊朗高原上空臭氧含量的变化和南亚高压有着密切的关系。

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The selected families'mean height , DBH, individual volume was 8.1 m , 16.5 cm , 0.1132 m 3 , respectively.

入选家系平均树高8.1m, 平均胸径16.5cm;平均单株材积0.1132m3.

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The selected provenances'mean height, DBH, individual volume was 8.12 m , 12.49 cm , 0.0552 m 3 , respectively.

入选种源平均树高8.12m, 平均胸径12.49cm;平均单株材积 0.0552m3.

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In terms of the physical figure, the mean value of the height and weight of the tested male and female students is higher than the average level of nationwide undergraduates of the same age, with the body density index in the normal range of weight.

从身体形态分析看，德州学院男女大学生身高体重的均值都高于全国同龄大学生的平均水平，身体密度指数也在正常体重范围内。

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The average of some parameters such as mean height and roughness of five images in each cell represented as the whole cell.

将5幅图像的平均粗糙度、均方根粗糙度、表面颗粒平均高度的平均值作为该细胞的参数。

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Come on Economist, are you carrying your bashing and threat-theory to new height ( I mean this article)?

经济学人你得了吧，你打算把攻击和威胁论推向新高度么？

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Some characteristics of the monthly mean height fields at 500 hPa over the Northern Hemisphere

北半球高空月平均形势的若干特征

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The increment peak of mean height was at age of 2 too, and then it was decreased by 2/ 3 at age of 3 and decreased by 1/ 2 at age 4 years.

树高生长的高峰值也都出现在前2年，第3年的生长量减少2／3，第4年又减半，至各种密度的树高年生长量几乎相近。

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Their mean height and weight were accord with the corresponding national reference values.

平均身高、体重与全国调研标准基本符合。

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Relationship of the relative stem form to crown ratio and mean height for Pinus tabulaeformis

油松相对干形与树冠率及平均高的关系

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Results showed that the mean height, weight, skin wrinkle, hematoglobin, IQ of the children from infected group were sigificantly lower than those of normal group prior to chemotherapies.

结果表明，驱虫前感染组学生的身高、体重、皮皱厚度及血色素等各项指标的平均值低于非感染的对照组；

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Effects of crown ratio and mean height on the relative stem form were studied by sample plots and sample trees for Pinus tabulaeformis in main forested region of Shaanxi.

本文用在陕西主要林区调查的油松标准地、标准木材料，就树冠率和平均高对相对干形的影响进行了研究。

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It is suggested that the June rainfall may be predicted by means of 500 mb monthly mean height in February and mean sea-surface temperature in January.

提出可由2月500毫巴平均高度和1月平均海温预报当年6月份雨量。

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Mean height of seedlings was not affected by the liana cover and competition styles.

不同木质藤本盖度下不同竞争方式对乔木幼苗平均高度无影响。

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Their mean height is 3.98 ± 2.50. The diameters of great cardiac vein, middle cardiac vein, left posterior vein are 3.16 ± 0.87, 3.86 ± 1.16 and 3.28 ± 0.98. respectively.

心大静脉、心中静脉、左室后静脉直径均数分别为3.16±0.87、3.86±1.16和3.28±0.98mm。

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The annual mean height ( temperature) of tropic type tropopauses shows an increasing ( decreasing) tendency.

热带类对流层顶年平均高度变化呈上升趋势，年平均温度变化呈下降趋势。

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The evaluation elements are the nature of loess, the inclination of slope, the height of slope, the mean value of annual rainfall, the parameter of ground motion, the type of the structure of slope.

文中以岩性、斜坡坡度、斜坡高度、年平均降雨量、地震动参数及斜坡结构类型等数种参数作为评价指标。

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Climatic Characteristics of Monthly Mean Height Field on 30 hPa in Stratosphere

平流层30hPa月平均高度场的气候特征

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Firstly, forest stand mean height and volume were estimated based on low-density airborne LiDAR ( 0.39 points/ m2) using the improved crown recognition algorithm.

首先，基于低密度机载激光雷达数据（0.39个点/m2）利用改进的树冠识别算法进行了林分平均高、蓄积量估测试验。

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The vertebral height recovered average 29%, with mean height loss of 5% through six month follow up.

椎体高度术后平均恢复29%，6个月随访复查椎体高度再丢失平均为5%；

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The mean height of the tree was 3.72 m 2 years after shearing and was reduced by 76.88% as compared with the trees no shearing.

夏季大枝修剪后第2年，树冠高度为3.72m，比对照降低了76.88%；

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Relationship between Spectrum Anomaly of Global 500 hPa Monthly Mean Height Field and Flood/ Drought in Shaanxi

500hPa月平均高度场球函数谱异常与陕西旱涝的关系

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Further contrast tests demonstrate that the RMS error of the monthly mean height in the middle and lower troposphere also be largely reduced, and some well-known systematical defects can be greatly improved.

进一步的对比实验表明，对流层中部和下部的月预报平均高度场RMS误差也显著降低，而且一些明显的系统性误差也得到大幅度改进。

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In the first-degree site condition, the mean height and DBH of the sapling forests under intensive management increased by 21% and 48.4% compared with under extensive management, respectively.

Ⅰ级立地：集约经营的幼林平均高、平均胸径比粗放经营增长21%和48.4%；

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To contrast the mean height ( after correction) of each group ( A-F) with that of the normal population by the t-test. The level of significance was set to 0.05.

用统计学方法（t检验）比较各组中的腰椎间盘平均高度值（校正后）与正常人群之间的差异，显著差异水平定为0.05。

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