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Both the limit deep-drawing coefficients and the lowest deep-drawing coefficients should be determined with both wrinkle and fracture limits.

极限拉深系数和最小拉深系数应由皱曲和破裂两极限来确定。

By analyzing the structure of process knowledge in deep drawing, a new featurebased hierarchical object model of knowledge for deep-drawing process is proposed, which constructs the knowledge base well, and so enables the mapping from forming feature to knowledge base.

通过对拉深工艺知识的结构分析，提出了基于特征的拉深工艺知识的层次对象模型，解决了工艺知识库中知识结构的编排和知识存储、管理，使得由成形特征向知识库的映射成为可能。

According to design route of the forming process of drawing with camber die, this software can be divided into 3 modules: the module of the chamber design, the module of process parameters design, the relative diagram of influence factor of limit drawing coefficient.

按照曲面凹模拉深成形工艺的设计路线，软件设计成三个功能模块：曲面凹模型腔设计模块、工艺参数设计模块、极限拉深系数影响因素关系图。

Nanometer diamond composite coating drawing die, is a kind of completely new product which is deposited a composite coating of traditional diamond coating and nanometer diamond coating by CVD method on the surface of die hole (especially reduction angle and bearing ) of Tungsten Carbide drawing die and then be polished by mechanical means and plasma means.

纳米金刚石复合涂层拉拔模具，是以硬质合金为衬底，采用化学气相法在模具的内孔表面涂覆常规金刚石和纳米金刚石复合涂层，并对涂层进行研磨抛光后得到的一种全新产品。

The main products are: Natural Diamond Wire Drawing Die, microfilament mold, Synthetic Diamond Wire Drawing Die, carbide mold, oriented mold, extrusion die, painting mold, nozzle, shaped mold, metal machining, various kinds of mold development.

主要产品有：天然金刚石拉丝模、微丝模、人造金刚石拉丝模、硬质合金模、导向模、挤出模、涂漆模、喷嘴、异型模、五金机械加工、各类模具开发。

I plant main products: Carbide special-shaped mold, drawing die, cold heading Die, Die a straight shrink die, die of natural diamond, the first core, the letter rod, roll, drawing equipment and all kinds of resistance Carbide Grinding parts.

我厂主要产品有：硬质合金异型模具、拉拔模具、冷镦模具、冷冲模具、直缩模具、天然金刚石模具、芯头、信棒、轧辊、冷拔设备及各种硬质合金耐磨零件。

Shenzhen, China die Co., LTD is located in shenzhen city, guangdong, main: all kinds of diamond wire and cable die, Products: all kinds of steel, iron, copper, titanium, aluminum, tin metal wire, wire drawing, pipe mold, pull out moulds, tin mould, optical fiber drawing/coloring mould, cables and wires and cables, various kinds of mold, extruding molds, wire enameled wire painted terminals blade, Various models, Small machine pilot hole machine accessories, take silk consumables, take silk accessories.

深圳市华叶拉丝模具有限公司位于广东深圳市罗湖区，主营：各种钻石拉丝模具及电线电缆模具；产品有：各种钢、铁、铜、钛、铝、锡等等金属线材拉丝模具，管材拉拔模具、异形拉拔模具、镀锡模具、光纤拉丝/着色模具、电线电缆押出模、各种电线电缆押出机头，漆包线涂漆模具、电线端子刀片；各种机型；小孔机导向器小孔机配件、慢走丝耗材、慢走丝配件。

MY factory mainly produces diamond wire drawing dies and diamond powder, while manufacturing equipment wire drawing dies.

我厂主要生产金刚石拉丝模具及钻石微粉，同时生产制造拉丝模具设备。

Through analyzing on the upper part of oil box and the design of the drawing die structure,the characteristics of the low melting point alloy were described,and discussed the characteristics of low melting point alloy die and the application in plate materical drawing process, the attention problems of die design were pointed out.

以分析油箱上体工艺特性和设计其低熔点合金拉伸模具结构为例，论述了低熔点合金材料的特点，介绍了低熔点合金模具的特点及其在板料冲压工艺中的应用，指出了模具设计应注意的问题。

By analogue simulating test, the paper discusses fully-mechanized sub-level with dirt band, the top-coal caving and drawing property , the caving procedure and drawing law, and the dirt band critical thickness related to complex structure thickness seam of 2429S.

主要以实验室相似模拟实验为主，对含夹矸复杂结构厚煤层中的2429S综放工作面含夹矸顶煤的冒放性、放煤工艺及放出规律、夹矸层极限厚度的确定等问题进行了论述，并指出了含夹矸顶煤的活动规律和放顶煤开采的技术措施。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"