Objective To study the three dimensional characteristics of heart sound in children with myocarditis.
目的：通过心音三维分析了解小儿心肌炎的心音特征。
The one-dimensional characteristics of Ricardo's model covers up the non-symmetry of comparative advantage.
李嘉图模型的一维特征，掩盖了比较优势的非对称性。
The dimensional characteristics and the geometrical characteristics of warp knitted fabrics are discussed in detail.
详尽地讨论了经编织物的尺寸特性和几何特性。
A new dimensionality reduction method for calculating the radiant heat transfer with two dimensional characteristics was introduced in this paper.
针对具有二维特征的辐射传热问题，介绍了一种降维方法。
It made use of the 3-dimensional characteristics of video space, and built the structure signature from the energy relationship between block of I frames, GOP and frame structural information.
它从视频空间的三维特性出发，利用I帧分块能量关系、GOP结构信息、帧结构信息等构造特征码。
Gorgeous flavours of rich melon, citrus and apple combine with subtle oak characteristics to create a complex, multi-dimensional experience.
它富含香瓜、柑橘和苹果的芳香，并结合橡木特有的微妙香气，创造出多元的味觉体验。
Two-dimensional grip sensor was manufactured in order to study interfactional force between shooter and capture, man-grip interactional characteristics.
为了研究射手与枪握把之间的相互作用力，获取人—枪握把相互作用的特性，研制了二维握把力传感器。
The material delivered shall be visually inspected for the required dimensional, physical damage, cleanness, and other characteristics.
交货材料应接受目视检查，以检查尺寸大小是否合适、是否有物理损伤、是否清洁，以及其他特征是否符合要求。
According to the characteristics of HS-990 engine, a quasi-dimensional model for in-cylinder working process is developed and the computational boundary conditions are correctly determined.
根据HS- 990型发动机缸内工作过程的特点，建立了缸内工作过程准维模型，并恰当地确定了计算的边界条件。
The results showed that the paper had the characteristics of dimensional unstability and the extent of deformation was related to the component and drying methods of paper.
实验结果表明，宣纸具有随湿度变形的特性，变形程度与纸的纤维组成和干燥方法有关。
The characteristics of three dimensional astigmatic beams were discussed by using their second order intensity moments.
采用光束的二阶强度矩的方法讨论三维像散光束的光束特性。
Objective To study neonatal morphological characteristics of cranial base with clefts by three dimensional structures.
目的在唇腭裂新生儿三维重建体上研究颅基底形态结构特征。
Objective To explore the image characteristics and regularity of two dimensional echocardiography (2de) on dextroversion and deformity.
目的探讨右旋心及合并畸形二维超声心动图(2de)图像特征及其规律性。
Numerical simulations on particle mixing characteristics of spout-fluid bed were carried out in three dimensional based on discrete element method (DEM).
采用离散元方法，对喷动流化床内的颗粒混合特性进行了三维直接数值模拟。
Principle and characteristics of three dimensional fluidized bed electrode was introduced.
介绍了三维流化床电极的原理与特点。
Usingthe method of comparative observation, we studied the distributive characteristics of three dimensional architecture of the micro-circulatory vessels of skin.
本文应用光镜与扫描电镜对比观察的方法，研究了皮肤微循环血管三维构筑的分布特点。
The problem of one dimensional consolidation of soft clays under cyclic loadings taking account of rheological characteristics of soils is studied.
研究了在循环荷载作用下考虑土的流变特性时的饱和软土层的一维固结问题。
A method for extracting the characteristics of one dimensional curves by trigonometric fitting is now proposed.
介绍了一种用三角形拟合的措施提取一维曲线的特征进行模式识别的新方法。
Then three-dimensional geological and mechanical model was established, and study of spatial deformation characteristics with FLAC-3D (Fast Lagrangian Analysis of Continua) was detailed.
并建立了相应的三维地质力学模型，应用FLAC 3D快速拉各朗日差分程序对其空间变形特征进行了详细的分析。
The calculated result indicates that the two dimensional analysis can really reflect the modal characteristics of the sluice, and the effect of the twist vibration of the buttress cannot be neglected.
从分析结果可以看出，二维计算才能真实地反映出水闸单墩的模态特性，并且水闸扭振的影响是不可忽略的。
Three-dimensional numerical study is conducted to investigate the heat transfer characteristics for jet impingement cooling configurations.
采用数值模拟方法对冲击冷却的流动和传热过程进行了三维数值研究。
To estimate the geometric characteristics, especially wet areas and section areas, of three dimensional numerical conceptual aircraft models, a method based on surface elements is proposed.
为了获取三维数值化概念机模型的浸润面积和横截面积等几何特性，本文提出了一种基于离散化面元的估算方法。
One dimensional Fresnel zone phase correcting plate has its focusing characteristics similar to that of the paraboloid cylinder.
一维菲涅尔区相位修正结构具有类似于抛物柱面的聚焦特点。
The relationship between three-dimensional grain morphology characteristics and random cross-sectional parameters has been established based on the method of simulation slicing.
本文通过仿真切割的方法建立晶粒三维空间形貌特征与其随机截面形貌参数之间的关系。
Under the body-fitted coordinates, a study of three-dimensional laminar flow and heat exchange characteristics of staggered round tube bank fin is carried out through finite difference method.
在适体坐标系中采用有限差分法对错排圆管管片式换热芯子的三维层流流动及其换热特性进行了研究。
The Working principle, structure characteristics and ion detection methods of a three-dimensional quadrupole ion trap are described.
介绍了三维四极离子阱的工作原理、结构特点和离子检测方法。
Objective To analyze neonatal morphology characteristics of nasi-maxillary complex with clefts by three-dimensional structures.
目的对唇腭裂患儿鼻上颌复合体的形态特征进行三维立体的测量分析。
We study the two-dimensional model of alkaline pulses by using the method of characteristics. The formulae of the nonlinear concentration waves are presented.
本文用特征线法研究了碱水二维渗流的对流模型，给出了碱水浓度非线性波传播公式。
The paper used the characteristics line method to calculate the one-dimensional detonation wave propagation process inside a detonation tube.
本文应用特征线法给出一维爆震波在爆震管内的传播过程的解析解。
The paper used the characteristics line method to calculate the one-dimensional detonation wave propagation process inside a detonation tube.
本文应用特征线法给出一维爆震波在爆震管内的传播过程的解析解。
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