发布时间:2025-02-06 20:54:53
找旧一点厂房简单装修,大约两万左在,再买些加工设备,约四,五万左右,再买些半成品需要流动资金四,五万左右,水电费,人工费三万左右,一共约十五万左右成本。
乐队排练房40平米的房间有一套鼓3个60w的音箱人声扩音需要多少功率
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