vessel element

Evolutional structure study of vessel element on different evolvement type of glycine

大豆属不同进化类型植物导管分子的演化结构研究

Breach experiment research of vessel element structure models subjected to underwater contact explosion

舰船单元结构模型水下接触爆炸破口试验研究

Observation and Study on the Vessel Element and Perforation Plate of Secondary Xylem in Avocado

鳄梨导管分子及穿孔板观察研究

Both ends of the vessel element were scalariform perforation plates ;

两端均为梯状穿孔板；

The Type and Evolution of Vessel Element ' Perforation Plate of Vaccinium uliginosum

笃斯越桔根导管分子穿孔板的类型及演化

With the increase of relative humidity , both length and diameter of vessel element increased , as well as the frequency of rays .

随着空气相对湿度的增加，导管分子长度和直径均增大，射线频率减小。

Perforation plates could be divided into 4 types : both ends of the vessel element as multiple perforation plates with 2 simple perforations ;

导管分子穿孔板存在着4种类型：两端均为具2个单穿孔的复穿孔板；

By the aid of universal microscope , changes on the shape of vessel element and wood fibre of basswood was observed after the pretreatment .

利用研究用万能显微镜观察了预处理前后椴木导管分子和木纤维细胞壁的形态变化；

No significant differences in tangential and radial width of cambial fusiform cell , length of vessel element , ratio of fiber and ray tissue were found among different stages .

结果表明，形成层纺锤形细胞的径向和弦向宽度在活动期不同阶段差异不显著，而纤维长度、纤维宽度、壁腔比、微纤丝角、导管分布频率和胞壁率差异极显著；

And the activity of PAL coincided with the increasing tendency of the numbers of vessel element in the plumular axis or juvenile stem of robinia and its degree of lignification as well .

PAL活力与刺槐胚轴或幼茎的维管系统即导管分子的数量和木质化程度增长趋势相一致。

Isolating the stem secondary xylem of the seedling , the results revealed that its cellular form have wood fiber , septate wood fiber and vessel element , there are two types of perforation plate , simple perforation plate and scalariform perforation plate .

离析实生苗茎次生木质部，发现其细胞组成有木纤维、分隔木纤维和导管分子，导管分子穿孔板有单穿孔板和梯状穿孔板。

Variance analysis shown that the difference of fiber length , vessel element length and microfibrillar angle between juvenile wood and mature wood were significant , but the difference of the rest fiber morphological parameters , the rest vessel morphological parameters and proportion of wood tissues were not significant .

经方差分析检验，幼龄材与成熟材解剖构造比较中，只有木纤维长度、导管分子长度和微纤丝角达到显著性差异；

Stress Analysis of Part of Reaction Vessel with Finite Element Program

反应釜局部结构的有限元应力分析

Numerical Calculation of Vibration and Shock Response of a Large Naval Vessel by 3D-Finite Element Method

某大型舰船三维有限元振动及冲击计算

Optimization Design of Large High Pressure Vessel Based on Finite Element Analysis

基于有限元分析的大型高压釜优化设计

The Stress Analysis of Vessel Flange with Definite Element

容器法兰应力分析

An approach is proposed for calculating the nonlinear dynamic response of deepwater drilling risers subjected to random wave and vessel motion with finite element solver ABAQUS / Aqua in time domain .

提出了时域内采用ABAQUS/Aqua软件进行随机波浪与钻井船运动作用下深水隔水管动力分析的方法。

The stress analyses were made of the rectangle big-opening nozzles with and without internal elongation on the shell of an internal pressure vessel using 3D finite element method , and the stress distribution law between the nozzle location was derived .

运用三维有限元分析方法，对内压容器壳体上有内伸矩形大开孔接管和无内伸矩形大开孔接管结构进行应力分析，得到了接管部位的应力分布规律。

By considering the contact between the teeth and utilizing the face to face contact model with contact element and coulomb friction model , the author had developed a method for design of tooth-locked quick actuating pressure vessel based on finite element stress analysis and stress categorization .

通过接触单元来数值模拟啮合齿的接触过程，建立了基于整体有限元应力分析和应力分类的齿啮式快开压力容器设计方法。