Analyzed press technology characteristics of vent-windows of the car side board, designed a lancing-drawing compound die.

分析了车厢侧板零件通风窗冲压加工的工艺特点，设计了一副针对该零件加工的切口拉伸复合模。

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Windows and doors should be opened in order to vent the blast if detonation should occur.

窗户和门应保持打开，以备爆炸发生后迅速消散烟雾。

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Not only does it have eye candy amenities like a glass elevator and porcelain floors, but it also has a long list of green features including a solar heat pool, vent-less fireplaces fueled by bio-ethanol, and thermal glass double-glazed U.V. windows.

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