draw tube meaning in English

活镜筒
伸缩管

Drawn tubes of circular section in aluminium alloys . precision tubes
铝合金拉制圆管.精制管
Aluminum and aluminum - alloy drawn tubes for general purpose applications
普通拉制铝及铝合金管
Aluminium and aluminium alloys extruded tubes and cold - drawn tubes
铝和铝合金挤压管材和冷拔管材
Drawn tubes of circular section in aluminium alloys . common tolerances
铝合金拉制圆管.通用公差
Rectangular drawn tubes in aluminium alloys
铝合金拉制矩形管

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