This paper deals with the mould structure and empirical formulas for calculating die parameters, finalized design and pattern-rolling devices of PS fluorescent lamp-shade.
这篇文章介绍PS日光灯罩挤出模具结构，口模参数阅历计算公式，定型计划和轧花设备。
During the process of inheritance, folk dances like the straw-dragon dance, rolling-lamp dance and water-clan dances have been formed.
在传承过程中，形成了草龙舞、滚灯舞、水族舞等民俗舞蹈。
If slip a phenomena behind, car tail should toward one side in the back fall or safety, and turn on headlight and XXX lamp, spark the note of front and back rolling stock.
如有后滑现象，车尾应朝向山坡或安全一面，并打开大灯和紧急信号灯，引起前后车辆的注意。
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