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点评
长宽依据你需要吸音面积比例定夺,木板厚度尽可能厚些,我本来想用20mm的,后来因货源关系,用了12mm的,稍薄了点。直接封上实木板。如果用合板做底板,建议贴5mm木皮。
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点评
至少10cm,如果小空间想用大箱,就尽量做厚些。
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