铜管是压制的和拉制的无缝管。

Seamless copper tube is pressed and drawn.

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由于LB成膜技术拉制的膜可以在分子水平上进行定量控制，保证了膜的均匀性和一致性。

Since the LB membrane can well be controlled in molecular degree, thus ensure the uniformity and unity of the LB membrane.

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吹制和拉制的预成型体可以被冷却，涂覆聚合物涂层，和在其退出空气轴承时被串联设备切成带。

The blown and drawn pre-form may be cooled, coated with a polymer layer, and cut into a ribbon by in-line devices as it exits the air bearing.

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