双语例句
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The door and parts of the fixed part may be made of perforated sheet metal.
门 和固定部分的多个部分可由穿孔金属板制成。
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An acoustically absorbent material (e. g. a fabric) may be secured to an inwardly facing surface of any part formed from perforated sheet metal.
吸音材料(例如织物)可固定至由穿孔金属板形成的任何部分的面向内的表面。
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Inner space is without paint and exposes a texture of concrete. Interior wall attached to the lecture pavilion is an acoustic wall and is made of veneered perforated sheet.
内部空间没有涂漆，暴露混凝土纹理。连结讲座馆的内墙是隔音墙，由贴面穿孔板做成。
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