Partially welded strip on the roll barrel appears mainly on work rolls of the rear finishing stands especially when rolling thin gauges.
局部粘钢现象往往会在轧制外常薄的带钢时末机架工作辊会产生粘钢。
It has the same simple blowback action with bolt that telescopes around the rear part of the barrel.
它具有相同的螺栓简单的反作用的行动，望远镜周围的枪管尾部。
It has the same simple blowback action with bolt that telescopes around the rear part of the barrel.
它具有相同的螺栓简单的反作用的行动，望远镜周围的枪管尾部。
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