• Within tree variation in wood basic density and cellulose content of poplar clones;

    同时介绍了复合材料树脂纤维含量确定方法。

    youdao

  • Basic density of Common Jujube and fiber length of English Walnut could be predicted, and the results were significant.

    人工经济林枣木基本密度核桃木材纤维长度可以通过生长轮年龄来预测预测效果显著。

    youdao

  • The significant differences also existed in wood basic density, fiber length and fiber diameter at different tree height.

    不同树干高度平均木材密度纤维长度纤维宽度存在显著差异

    youdao

  • Also, there existed correlations among various traits, as the wood basic density was negatively correlated with growth traits.

    木荷性状间也存在相关性,木材基本密度生长性状显著负相关

    youdao

  • The optimum selection age of basic density was determined at 10 years, the juvenile-mature correlation in tracheid length was unstable.

    所以,10确定基本密度最佳选择年龄。管长度幼——熟龄相关不稳定

    youdao

  • It indicates that there are significant differences for microfibril Angle, basic density, bending strength and rate of shrinkage of poplar 63 and poplar 69 by variance analysis.

    方差分析表明:63杨、69杨微纤丝基本密度抗弯强度差异显著,说明63和69杨滩地类型影响较大。

    youdao

  • Wood basic density and fiber morphological features in the breast-height position for512-year-old excellent clones of Populus tomentosa Carr. (1CK)were measured and analyzed in this paper.

    对12年生5个毛白杨优良无性系(另1个对照)胸高处木材基本密度纤维形态进行测定分析。

    youdao

  • The results indicated that the five traits like height, diameter at breast height, volume, wood basic density and tracheid length showed at least significant genetic variation among clones.

    结果表明,无性系胸径、材积、木材基本密度长度存在显著至极显著差异。

    youdao

  • In physical and mechanical indexes, the basic density, air-dried density, compression strength parallel to grain, MOR, MOE and toughness of mature wood are higher than that of juvenile wood.

    物理力学性质指标成熟基本密度气干密度、顺纹强度抗弯强度、抗弯弹性模量冲击韧性高于幼龄材;

    youdao

  • A basic line of high density-foam balls to help kids develop throwing and kicking motor skills at an early age.

    高密度塑料泡沫(?)帮助小孩子低龄开发投球踢球技巧

    youdao

  • Basic contents of road network planning are expounded from three aspects of road category scale, road network density and road network shape.

    讲述了道路规划基本思想疏解,并道路等级结构、道路网密度道路网的结构形式三个方面阐述了道路网规划应重视的基本内容

    youdao

  • But it also requires that the basic colors are certified to specific hue and density standards.

    需要基本颜色认证具体色调密度标准

    youdao

  • First, the crystallization thermodynamic data and other basic physicochemical data of solution, such as viscosity, density of 7-aca solution and dissociation constants, were measured by experiments.

    本文首先实验测定7 - ACA结晶热力学数据粘度密度电离平衡常数必要基本性数据。

    youdao

  • The density current of turbid water is the basic characteristic of the water current in sedimentation tank, in both the high turbid water and the general turbid water.

    异重流沉淀设备水流基本特征,不仅存在于度水沉淀池中,也存在于一般浊度水的沉淀设备中。

    youdao

  • Oxidized modified low density lipoprotein is a basic condition of atherosclerosis and bilirubin prevents low density lipoprotein to become oxidized modified low density lipoprotein.

    密度脂蛋白氧化修饰形成动脉粥样硬化的基本条件, 胆红素具有抗低密度脂蛋白氧化修饰的作用。

    youdao

  • At prerequisite of rent capitalization and led by demand and scarcity, in this paper, we put forth an available land valuing model. A basic factor of the model is an index of product Value density.

    本文地租资本化为前提需求稀缺性导向,提出简易、可行的地价评估模型,其基本要素国民产值密度指标

    youdao

  • The basic idea of DFT is an ansatz, which assumes that any properties of many-body system can be determined by the ground state density.

    密度基础假定:假定一个多粒子体系的任何性质基态电子密度函数。

    youdao

  • This paper introduces the basic principle and basic composition of on-line measurement system for fine coal ash. The methods are put forward for solving the effect of bulk density on measurement.

    本文介绍了精煤灰分在线测量系统基本原理提出解决密度测量影响方法

    youdao

  • Based on the basic principle of 3-d and colour display, some attempts to the colour display by density separation and three primary colour composition are introduced.

    本文根据三维显示彩色显示基本原理和特点,介绍了利用密度分割基色合成方法进行彩色显示的各种尝试。

    youdao

  • In chapter 2, the basic idea and concept of density functional theory is introduced.

    接着第二中简单介绍了密度泛函理论基本思想理论

    youdao

  • Various grades of HDPE 's unique characteristics are the four basic variables of the appropriate combination of: density, molecular weight, molecular weight distribution and additives.

    各种等级HDPE独有特性四种基本变量适当结合密度分子量、分子量分布添加剂

    youdao

  • Based on the computing of projection density, it separates the terrain and the objects, extracts the feature information, and gains the basic 3d laser model.

    改进基于投影密度计算进行地形、地物分离,并提取其特征信息得到基本激光模型。

    youdao

  • The main properties of the wall brick such as exterior quality, strength character, volume density, the water absorption and dry contractibility satisfied the basic requirements for wall brick.

    结果表明:墙体中高炉渣掺可达70%以上,外观质量强度性能、体积密度吸水干燥收缩性能指标均达到或超过基本要求

    youdao

  • This paper introduces the basic technology of 3d fashioned knitting on flat knitting machine by modifying knitting density and stitch transfering and holding.

    介绍了利用改变编织密度、移圈收放针圈收放针方法,普通横机上编织成型织物的基本工艺

    youdao

  • The models of traffic density under the conditions of different levels of service are established according to the basic relationship among the velocity, volume and density.

    车流密度、行车速度交通流量反映交通流特征三个基本参数,三者关系确定模型的建立是交通工程理论研究的基础。

    youdao

  • Through testing and analysing their basic properties, the result proves that their thickness, density, strength and elasticity of polyester filament fabrics can accord with the demand of inversion

    结果表明采用聚酯弱长丝织制几种管状织物厚度密度强力弹性达到衬法管道修复技术的工艺要求

    youdao

  • The Fourier analysis method is applied to decompose the air-gap magnetic density into the basic wave and a series of harmonic and wave shape eigen coefficient of air-gap magnetic field are calculated.

    采用付立叶谐波分析方法分解空间一系列谐波,进而计算出气隙磁场波形特征系数

    youdao

  • Therefore, we need to understand the basic grading fleet pulp density computational algorithms.

    为此我们必要了解分级机队矿浆浓度基本计算法则

    youdao

  • Therefore, we need to understand the basic grading fleet pulp density computational algorithms.

    为此我们必要了解分级机队矿浆浓度基本计算法则

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定