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A set of technological specifications fit for laser surface quenching have been obtained in view of the punching die of T12 steel lamp holder through heat tr-eatment, metallographies analysis and industrial application etc.

针对T_(12)钢灯头冲孔凹模，经过热处理、金相分析检测、工业应用等试验过程，研究总结出一套适于激光表面淬火的工艺规范，使该模具工作寿命平均提高近3倍。

And provide our customers professional design for a variety of demanding high frequency ultrasonic welding mold and weld die.

并为客户专业设计制作各种高难度的超声波焊接模具及高周波熔接模具。

In order to solve the problems in the design and manufacturing of the die mold of railway truck works, a web-based manufacturing service system for cooperative product development was presented.

摘 要：针对铁道车辆厂在冲压模具生产过程中的一些弊端，对基于Web的支持协同产品开发的制造服务系统进行了研究。

"A die plate for flattening metal into strips, as in the manufacture of watch springs."

&一种用来拉平钢条的模板，如用于生产手表发条的模板。&

"A die plate for flatten ing metal into strips, as in the manufacture of watch springs."

&一种用来拉平钢条的模板，如用于生产手表发条的模板。&

To describe and smooth curves and curved surfaces in finite element simulation, a method for modifying die surfaces in plate deforming simulation is proposed.

为解决在有限元中曲线、曲面的描述和光顺问题，提出一种适合有限元模拟的模具曲面修正方法。

The formation reasons of microstructures with three different characteristics were discussed by simulating filling and solidification process for the plate die casting.

经过平板压铸件充型及凝固过程的数值模拟，探讨了上述不同特征表层组织形成的原因。

But in practice, due to the condition and tradition, for both the blanking and punching, the usual way is to produce punch first and then the die plate, or in the opposite way, so the conversion between them is needed.

但在实际生产中，由于条件和习惯的原因，部分工厂采用不分落料、冲孔，均是先制造凸模，再配制凹模，或者反之，这样就需要进行换算。

A steel roller bearing a raised design, used for making a die or a printing plate by pressure .

轧模机上有隆起的钢制滚筒，用来压制印模或印板锅炉及压力容器安全。

Piercing die design for guide plate of tractor frame ;2. The horizontal opposite punching technology of tractor frame was analyzed.

分析了拖拉机机架水平对冲工艺，着重阐述了斜楔水平冲孔模具的结构、工作原理以及主要工作部件的设计和参数计算。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。