These rules suggest that an application cannot predict the concrete feature element names or geometry element names that might appear in a GML instance document.
这些规则表明一个应用程序不能预知具体的特性元素名或几何元素名，它们有可能出现在GML实例文档。
Creating a feature requires that you also create a geometry, such as a point or line, and associate it with the feature.
创建一个特性还需要创建一个几何形状，比如一个点或线，并将它与此特性相关联。
Usually, object features include gray-scale (density, colour), feature, geometry shape, and so on.
常见的目标特征可分为灰度(密度、颜色)特征、纹理特征和几何形状特征等。
The product attribute and behavior information in virtual assembly is stored in a hierarchy of product, feature, geometry & topology and display levels.
提出了将虚拟装配中的产品属性与行为信息分为产品层、特征层、几何拓扑层以及显示层。
Spiral baffle heat exchanger baffle type and feature are introduced, and the calculation formula of all geometry dimension of spiral baffle are given.
介绍了螺旋折流板换热器折流板的结构形式和特点，给出了螺旋折流板各部分几何尺寸的计算公式。
The collaborative model perception and feature perception could be realized through the geometry modification search algorithm and feature location modification algorithm.
通过几何修改搜索算法和特征修改定位算法，实现模型级和特征级的协同感知。
A new approach to face recognition combining geometry feature distilling and neural networks methods is proposed.
本论文结合几何特征提取方法和神经网络方法，提出了一种新的人脸识别方法。
Radar high resolution range profile provides potentially discriminative structure feature on the geometry of target, which has been used widely on radar target recognition.
雷达高分辨距离像包含目标的几何结构特征，已广泛应用于雷达目标识别领域。
The model is divided into three layers: parts layer, feature layer and geometry layer.
模型分为三个层次：零件层、特征层、几何层。
Based on such algorithm, we finally build the gene coding of general geometry feature and simple parts, and its algorithm is validated in CATIA5R8 platform.
利用该理论和算法建立了常见几何特征模型的基因编码和简单零件的基因编码，并通过CATIA5R8验证了多特征零件设计算法。
The data exchange method based on objects and features realized the data exchange, including geometry information and feature information, between TRIBON and CATIA.
本文采取的考虑对象和特征的数据交换方法实现了TRIBON与CATIA间船体模型几何信息和特征信息的交换。
Feature is the element of product description, which integrated the information of geometry and manufacturing process.
特征是产品描述的基本单元，它集成了产品几何开头和加工工艺的信息。
Geometry character and invariant character of ship target is analyzed and a united relative invariant moment is used to calculate the feature to meet real-time requirements.
分析了舰船目标的几何特征和不变特征，为满足实时性要求，使用一组统一的相对矩来计算特征量。
With the suture line of ammonites as an example, the morphological feature in this paper is quantitatively described in view of fractal geometry.
以菊石为例，应用分形几何学的观点对菊石缝合线的形态进行了定量描述。
The mechanical feature of soft biological tissue, in view of its deformation behavior, is concluded as a problem of nonlinearity for both material and geometry.
针对生物软组织的变形，研究了生物软组织的力学特点：既是材料的非线性，又是几何的非线性问题。
A fast face location algorithm for head-and-shoulder sequence is proposed using both skin-color feature and feature face component geometry template.
该文根据视频应用的特点，结合人脸的肤色和特征部位几何分布特征，提出了一种应用于头肩像序列视频编码的快速人脸定位算法。
It is characteristic of extracting geometry information from initial image, forming the feature of residential area.
此算法的特点是在影像上提取居民地的几何信息，形成居民地影像的特征。
But there are only basic info of geometry, topology and partial kinematics in the CAD model in STEP. The description on feature of multi-rigid-body dynamics is hardly blank.
使用现有的产品数据表达与交换标准STEP只能描述CAD模型几何、拓扑和部分运动学信息，对多刚体动力学特征的描述一直是特征模型中的一个空白。
The feature schleps its information of non-geometry by database-externed technique of the entity.
应用实体扩展数据库技术，使特征携带非几何信息；
The feature shape and location can be modified by design parameters. An expert system is used for deriving a geometry of the features which satisfies the given constraints.
通过设计参数来修改特征形状和定位，并采用专家系统驱动满足给定约束条件的特征几何形状。
Geometry model is regarded as the study object. Representation and variance of multi-state model is studied based on 3d geometry feature.
以几何模型为研究对象，基于三维特征研究多态模型的表示和变迁机理。
To preserve the geometry feature of the original image is an effective way to improve the quality of magnified images.
保持图像的几何特征是保证放大图像质量的一个有效途径。
The modelling is based on part feature, its geometry and process information are from the manufacturing requirement.
该造型的特点一是基于特征，其几何信息和工艺信息主要从制造要求出发；
The feature vector in the algorithm is RST invariant, which makes the feature matching operate directly on the image having geometry switch.
提出一种快速、有效的图家匹配算法，算法中采用的特征矢量具有RST不变性，可以对发生仿射变换的图象直接进行特征匹配。
Encapsulating design knowledge, geometry form and conjunction relationship, the agglomerated feature in system-level is generated to maintain the whole semantic elements of a function.
系统级的凝聚特征将设计知识、几何形状以及联接关系等封装起来，克服了传统特征在功能语义表达上的不完备性。
Analyses body's feature of women's trunk based on the Angle of geometry. 13 feature parameters are extracted and body's feature modal of women's trunk are built.
从几何学的角度探讨、分析了女性躯干部分的体型特征，得到13个体型特征参数，并建立了女性躯干部分体型特征参数模型。
Studying representation method of fusee and small spindle part of the case-and-knowledge-based, the described method of objected oriented of geometry feature and process feature information is built.
通过研究引信和钟表小轴类零件基于知识和实例的表示方法，建立了面向对象的零件几何、工艺特征信息描述方法。
So, electric polarization feature of coal has been further studied by using fractal geometry theory of time.
作者据此利用时间分形几何理论对煤的电极化性质进行了进一步的探讨。
Based on the experimental feature of the cascades, the correspondent relationship of stage shaft power and efficiency between fixed and variable geometry was derived.
利用级叶栅的实验特性，推导出模型级轮周功及效率特性在变几何前后的对应关系。
The wake geometry feature of helicopter rotor in hovering is visualized by experimental method in this paper and the preceding wake geometry model is updated according to the experimental results.
本文用试验的方法显示了悬停状态旋翼的尾迹几何形状，并以试验结果为依据对现有的尾迹几何模型进行了修正。
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