查询词典 atomic diameter

There exists a close relation between growth characteristics and wood properties of the provenance. The height and breast height diameter growth of the provenance had a positive correlation with tracheid diameter and annual ring width, and a negative correlation with tracheid wall thickness and wood density.

种源生长与材质性状间存在一定的相关关系，如种源的高径生长与管胞直径和年轮宽之间存在正相关，而与管胞壁厚和木材密度之间却存在一定程度的负相关。

When diving sewage pump motor power 7.5kW or greater than or equal to greater than or equal to the outlet pipe diameter DN100, the pump can be fixed Autotransformer device; when diving sewage pump motor power 7.5kW or less than the outlet diameter is less than when DN100 can be established mobile hose installation.

当潜水排污泵电机功率大于等于7.5kW或出水口管径大于等于DN100时，可采用水泵固定自耦装置；当潜水排污电泵电机功率小于7.5kW或出水口管径小于DN100时，可设软管移动式安装。

The mean and standard deviation of average diameter,midpoint diameter,coronary length and curvature were presented.

目前，狭窄百分比是临床上对病灶冠脉狭窄的病理分析的一个惟一的有效的标准。

The heritabilities of growth period, plant height, ear length, single ear weight were higher. These 4 traits should be selected earlier, and baldhead length, ear diameter, core diameter should be selected in later generation.

成熟期、株高、穗长和单穗重的广义遗传力和狭义遗传力都较高，可以适当早代选择；秃尖、芯粗和穗粗可以晚代选择。

Nine super sweet corn inbred lines with abroad germplasm T1, T2, T3, M1, M2, M3, R1, R2, R3 were selected as tested lines, and original inbred lines B, C, D, 6, D2 as testing ones in this examination. 45 crosses were made by means of incomplete diallel method, and the genetic parameters of the groups and the combing ability of 10 traits, growth period, plant height, ear height, ear length, ear diameter, core diameter, baldhead length, rows per ear, kernels per row, single ear weight were tested and analyzed by means of NCⅡ design.

选用具有国外血缘的T1、T2、T3、M1、M2、M3、R1、R2和R3共9个超甜玉米自交系做被测系，以原有5个自交系B、C、D、6和D2做测验系，采用不完全双列杂交法组配出F1杂交组合45个，对生育期、株高、穗位高、穗长、穗粗、芯粗、秃尖长、穗行数、行粒数、单穗重10个性状按NCⅡ设计的原理和方法进行配合力测定与分析，并估算群体遗传参数。

According to the model, the deflection and main pre-brace parameters are illustrated with the Jinsong station of the tenth line in Beijing. It demonstrates that the curve shape of theoretical result, computing result and the on-set measure result are uniform in the main and the change law is similar; that the circumferential space of pipe-roof has a optimum value while satisfying the pre-brace function; that the relation between diameter of steel pipe and flexibility of barrel vault meets negative exponential function. And the diameter of steel pipe has a optimum value.

依据该模型，以北京地铁10号线劲松车站管棚支护为例，着重对管棚的挠度和主要支护参数进行的分析表明：理论结果与计算结果和现场量测结果的曲线形状基本相同，变化规律相似；在满足预支护作用的同时，存在相对较优的管棚环向间距；钢管直径与管棚挠度之间符合负指数函数关系，管径存在最佳值。

Populations of evergreen broadleaved forest community was divided into five size classes: seedling, sapling, small tree, middle tree and big tree class by tree's boot diameter and diameter at breast height.

根据树木的地径和胸径，把常绿阔叶林群落种群分为幼苗、幼树、小树、中树和大树等5个大小级。

The result showed that with the increasing of density, plant height was increased, stem diameter and ear diameter was decreased, ear was shorten, rare top length、No. of ear nod、ear height was increased;brace root number and total root number was decreased, the rate of root dry weight was increased within farming layers; population dry matter accumulation was increased and plant dry matter accumulation presented the opposite trend; ear linage、kernels per ear、100-kernels weight、double-ear rate、plant yield was decreased, yield was increased and decreased successively.

结果表明：随群体密度的增加植株高度增高、茎粗、穗粗变细、果穗变短，秃尖长度、穗位节数和穗位高度呈现增加的趋势；气生根与总根数减少，耕层根系干重比例增加；群体干物质积累量随密度增加而增加，单株干物质积累量呈相反的趋势；穗行数、穗粒数、百粒重、双穗率、单株产量均随密度的增加而减低，群体产量先增后降。

The stromas of them can be distinguished by the following features: the stromas of Cordyceps nigrolla has few branches and the largest diameter in these 8 kinds of Cordyceps while each stroma of Codyrceps sobolifera has branches and the diameter of stroma of each branchlet is comparatively smaller.

拟黑虫草和蝉花虫草的寄主相似，二者菌核最为粗大，但子座有所区分，拟黑虫草子座少有分枝，在这8种虫草中子座直径最大，蝉花虫草子座都有分枝，未见单枝者，且每一小枝子座直径较小

The relationship of diameter and diameter at butt end was studied with the data of ten plots of Populus davidiana-Betulu platyphylla secondary mixed forests.

利用 10块山杨、桦树天然混交次生林标准地的实测资料，对两树种地径与直径的关系进行了研究，并建立了相应的线性模型，其相关系数均在 0 99以上，拟合效果良好，为林业科研和生产提供了可靠的依

Foods high in this vitamin include oily fish such as salmon, tuna and, and fish liver oils.

维生素D含量高的食物包括诸如大麻哈鱼、金枪鱼和鲭鱼之类的油鱼以及鱼肝油。

We need you to cosign our public letter demanding that press intimidation cease immediately, and that all charges be dropped.

我们需要您cosign我们的公共信，要求记者立即停止恐吓，并要求所有收费下降。