在我们最后的标识牌制作过程中，需要把酒店标牌电镀结束后，还要将半成品上的余量切掉。

In our final identification card production process, the need to sign the hotel after plating, semi-finished products but also on the margin will be cut off.

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这两件半成品玉残件保留了加工制作的痕迹，为研究古蜀玉器制作工艺提供了重要的实物材料。

The fragments left many marks of being manufactured in the body, which provides substantial materials of great significance for the study of manufacturing technique of ancient Shu Jade ware.

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介绍三辊滚弧机的新型结构及工作原理，以及在客车半成品件制作中的应用情况。

The article introduces the new structure and working principle of the three-roller arc machine, as well as the application to making buses semi-products.

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