通过对酥梨缺铁黄化症的土壤分析、叶片分析来确定诱发黄化的主要因素。
Major factors of the pear iron chlorosis were determined through soil testing and leaf analysis.
叶片分析结果表明,我省山地柑桔园缺镁相当普遍,分析叶样中有41.67~57.14%低于适量范围。
The results of leaf nutrient analysis showed that Mg deficiency in citrus leaf existed in many Fujian provincial orchards, about 41.67-57.14% of all leaf samples tested.
这步完事之后,分析激光雷达数据的计算机会与调节涡轮机叶片螺距的马达相连接,目的是增大发电量,减小损坏。
That done, the computer which analyses the lidar data could be connected to the motors that adjust the pitch of the turbine blades, in order to maximise energy production and reduce damage.
对某发电厂大型鼓风机转子轮盘强度进行了有限元计算与分析,确认了转子轮盘在出现沿叶片外弧的弧形沟槽后,略加修复仍可安全使用。
This text made FEM calculation and analysis for rotor disk of heavy blower in a plant, and found that the disk can be reused safely again after the arc grooves along outside of blade being repaired.
该分析方法对叶片结构设计有实用意义。
The analysis method is of practical ways for the blade structure designing.
分析结果可为风力机叶片载荷研究做参考。
The results of the analysis is a reference for wind turbine blade loads research.
分析了叶片的失谐量和轮盘的转速对结构振动模态局部化的影响。
The effects of magnitude of blade disorder and disk rotating speed on the vibration mode localization are analyzed.
建立任意廻转面叶片表面边界层基本方程组,分析边界层分离的旋转效应。
The basic equations of the boundary layer for blade surface flow of arbitrary cyclical surface are established, and the rotating effect for boundary layer separation is analyzed.
论文包括四部分:紊流风场模型、风力机载荷分析、风力机叶片载荷分布、风力机叶片可靠性分析。
The paper includes four parts: turbulence wind field model, the load of the wind turbine, the load distribution of wind turbine blade, the wind turbine reliability analysis.
通过与模态试验结果的比较可以发现,采用有限元法分析动叶片的振动特性是可靠和有效的。
We can find it is reliable and effective to use FEA to analyze the vibration characters of moving blades by comparing with the results of modal experiment.
研究结果对于定向凝固涡轮叶片设计、分析方法的完善和成形工艺的改进具有重要意义。
The research results may also help to improve the fabrication processes of directional turbine blade solidification.
另外,解剖分析发现,矮化梨叶片具有较为发达的栅栏组织。
Furthermore, by dissection analysis, it was found that the leaf of the dwarf pear has more developed palisade.
分析比较了三个发育阶段银杏叶片光合作用的特性及规律。
The laws and characteristics of three development stages were analysed and compared.
本文目的就是要建立一套适合于水轮机转轮叶片刚强度与振动的分析模型和计算方法。
This thesis aims at developing a model and calculation method of rigidity, strength and vibration of the blade .
通过分析指出,叶片式可变凸轮轴相位机构是目前可行性较强的技术途径。
It is pointed out through analysis that the blade type variable camshaft phase mechanism is a more feasible technology approach at present.
文中建立的模型也可以推广应用于具有其它阻尼器叶片的动力分析,作为阻尼叶片优化设计的基础,为阻尼叶片设计提供实用工具。
Dynamic characteristic of other dampers of blades can also be analyzed by the model, so it may be usable for damped blade design and be the base for optimization of damped blade.
分析了叶片水蚀形成的原因,给出了叶片水蚀危险性的计算及评估方法。
This paper analyses the formative reason, describes the methods of calculation and evaluation of erosion fatalness about steam turbine blade.
通过统计实验用植物叶片伤斑来分析甲醛对植物的损伤情况。
It evaluates the damnification of plant by formaldehyde employing the the Stat. of the leaf scar.
论文包括三部分:离心风扇叶片的结构分析、离心风扇的结构分析、系统软件。
This paper includes three sections: structure analysis of fan blade, structure analysis of centrifugal fan, CAD software.
根据结构塑性动力学原理进行响应分析和叶片变形过程分析,并对影响叶片卷曲形状的飞断转速、抗弯刚度等参数进行了考察。
Base on the structure plastic dynamic response analysis and blade deformation process analysis, the factors such as length of blade, rotate speed of breaking were considered.
针对水流与蔬菜的动力来源——叶片,分析了叶片在水体静止与运动状态下的受力分布情况;
In allusion to the dynamic source of water stream and vegetable, that is, vane wheel which was analyzed the force distribution in the static and motive water.
详细分析了叶片扩压器内部的非定常流动现象和流动规律。
The phenomenon and law of unsteady flow in blade diffusor is analyzed in detail.
将振动叶栅三维流动数值模拟与振动叶片结构动力学分析相结合,建立了叶片颤振数值分析系统。
The numerical flutter analysis system was formed by the three-dimensional numerical simulation of the vibrating cascade flow combined with the structural dynamics analysis of vibrating blade.
用ANSYS软件对某发动机叶片的振动特性进行了分析。
Vibrating characteristic is analyzed on an engine vane with the software ANSYS.
通过对结构塑性动力学响应和叶片变形过程的分析,指出了叶片断裂时的不同转速对撞击过程及结果的影响。
Effects of rotation speed on the impact process and results are pointed out by the analysis of structural plastic dynamic response and blade deformation.
分析了叶片数、叶片局部加厚、上冠下环厚度等因素对转轮强度性能的影响。
The factors of effecting runner intensity performance such as the blades number, local thickness of crown and band are analyzed.
分析表明,叶片排干涉效应与非定常扰动的传播特征及叶片相对轴向位置有关。
Analyses shown that the blade row interaction effect is influenced by the characteristics of disturbance propagation and relative axial position of the blade row.
通过分析叶片类曲面加工中存在的工艺问题,论述了采用数控车铣加工技术的可行性及其技术特点。
The author expounds the feasibility and characteristic of numeric control turn-milling technology through analysing technical problems of the curved turn milling.
通过分析叶片类曲面加工中存在的工艺问题,论述了采用数控车铣加工技术的可行性及其技术特点。
The author expounds the feasibility and characteristic of numeric control turn-milling technology through analysing technical problems of the curved turn milling.
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