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Flangeless cylindrical parts are a kind of drawing parts and widely applied in production.

无凸缘筒形件是中应用较为普遍的一种拉深制件。

The texturizing jets allow for the highest possible bulk level with resulting in a twist-free BCF yarn.

变形喷嘴可最好膨化效的无捻BCF纱。

This article concludes the test result and production experience of the internal puddler aboutinjecting the bituminous and anthracite mixed coal.

本文归纳了国内铁工作者关于高炉喷吹烟无混合煤的试和经。