Then ore-forming processes are analysed.
在此基础上分析了成矿过程。
The electrical connector can be made using stamping and forming processes.
电连接件是用冲压和成型处理制造的。
The tube bending forming processes are simulated by explicit finite element code LS-DYNA.
采用显式有限元分析软件LS -DYNA ，对于圆形钢管的弯曲加工过程进行数值模拟。
This paper commented on the synthesis methods and forming processes of hydroxyapatite ceramics.
本文综述了羟基磷灰石陶瓷的合成方法、成形工艺及各种性能。
Blank design is one of the important problems in the forming processes of three-dimensional sheet metal.
坯料计算是板材三维曲面零件成形工艺设计的重要问题之一。
Uranium concentration in coalbeds reflects tectonic development and evolution of coal-forming processes.
煤中铀的富集成矿，可反映成煤大地构造的演化。
Solid organic matter remained in metalliferous ore recorded important information of ore-forming processes.
固体有机物质保留了金属矿床成矿过程的重要信息。
A model is established to simulate elastic binding on dynamic explicit FEA of sheet metal forming processes.
针对弹性压边建立了一个力学模型，用于板料成形的动力显式有限元模拟。
In this paper, each forming operation during quadruple-wall curly brazed tubes' forming processes was summarized.
综合阐述了四层卷焊管成型过程中的各技术环节。
Studying the new metallogenic setting and new ore forming processes may be useful to discover new type ore deposit.
研究新的成矿环境和新的成矿作用，从而发现新的矿床类型。
An algorithm for optimizing the node number of the numerical simulation of sheet metal forming processes is presented.
提出一种用于板料成形数值模拟的网格结点编号优化算法。
The thick illuvial horizon in the 8th paleosol layer indicates the repeated soil-forming processes and climate changes.
第8层古土壤特殊的厚层淀积代表了气候的多次变化和多个成壤期。
The progress of new colloidal forming processes for high performance ceramics developed in Tsinghua University is re-viewed.
总结了先进陶瓷胶态成型新工艺在清华大学的研究进展。
We can make several conclusions as following: a The distributing shape is various because of different ore-forming processes.
由于成岩作用不同，粘土的分布形式呈多样化，如丝状和覆盖在骨架颗粒表面的粘土膜。
Using conditions of several typical dies and the requirements for used die materials in different forming processes are analyzed.
分析了几种典型成形模具的工作条件及不同成形工艺对模具材料的使用要求。
The strategy of variable blank holding force is an effective measure for the springback control in sheet metal forming processes.
变压边力策略是在冲压件成型中控制回弹的一种有效措施。
This paper commented on the synthesis methods and forming processes of hydroxyapatite ceramics. Its properties were also introduced.
本文综述了羟基磷灰石陶瓷的合成方法、成形工艺及各种性能。
The collision zones in China Continent are mainly characterized by complex structures, complex forming processes and mixed materials.
中国大陆碰撞带是以结构复杂、形成过程复杂和物质成分趋于混杂为主要特征的。
Several normal forming processes used in welded tube production were introduced, as well as its influence on the quality of welded tube.
介绍和分析了焊管生产几种常用的成形工艺，以及对焊管质量的影响情况。
These models are constructed primarily from empirical observations of known mineral deposits and from theories of ore-forming processes.
这些模型的建立，主要是依据对所知矿石的实验观察和成矿过程的理论。
As in most forming processes, use of undercuts should be avoided as these will make the removal of the part difficult, if not impossible.
如同大多数成型工艺，如果不是非用不可，尽量避免采用凹槽，因为凹槽会使零件难以取出。
The paper deals with geochemical characteristics of ore forming and halo forming processes of Au deposits with several metallogenic stages.
论述了金矿多期多阶段叠加成矿成晕的地质地球化学特征。
The tube bending forming processes are simulated by explicit finite element code LS-DYNA. The model that tube is bent in a rotary machine is adopted.
采用显式有限元分析软件LS - DY NA，对于圆形钢管的弯曲加工过程进行数值模拟。
Cold roll-forming of metal sections is a significant field in advancing forming of strip metal, and the forming processes are influenced by many factors.
金属型材的冷辊轧成形是金属板带材深度加工的一个重要领域，对其成形制度确定方式的影响因素很多。
The bulk metal forming processes are calculated and analyzed by using a multi - step finite element method (FEM) based on deformation theory of plasticity.
运用一种基于全量理论的多步有限元方法计算分析了金属体积成形过程。
Comparison thinking as an important thinking mode in ore deposit geology is determined by the charateristics of ore-forming processes and ore deposit geology.
成矿过程和矿床学的特点决定了矿床研究的主要思惟方法是比较思惟。
The design and manufacture of dies and the selection of die materials are very important in the production of discrete parts by use of metal forming processes.
对于金属成形加工工艺的小批、单件生产，模具的设计、制造和模具材料的选择是非常重要的。
In a compacting spring bracket project, the finite element method and shape forming technology were used to simulate and validate the pressing and forming processes.
运用有限元方法和塑性成形技术，对压紧弹簧座零件冲压成形工艺方案进行模拟验证。
This paper discusses predominantly the aim, content and approaches of the study on regional and orefield scales of structure fluid ore forming processes respectively.
文章分别阐述了矿床的和区域的构造—流体—成矿系统，结合矿床和区域实例讨论了它们的研究目的、内容和方法。
This paper discusses predominantly the aim, content and approaches of the study on regional and orefield scales of structure fluid ore forming processes respectively.
文章分别阐述了矿床的和区域的构造—流体—成矿系统，结合矿床和区域实例讨论了它们的研究目的、内容和方法。
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