打孔线
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Perforated Line Roller 点断线装置
Line Type Perforated 线式打孔
perforated sprinkler line 孔管式喷洒器
The perforated metal facade will also act as a Faraday cage which is a prerequisite for clean room production inside the building due to its proximity to the SBB railway line.
穿孔的金属表面也将充当法拉第笼，这是室内洁净房间生产的前提，因为它接近瑞士联邦铁路线。
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