发布时间:2025-01-21 05:59:18
估算定额:粗线条的概算,项目笼统简单
概算定额:项目综合,作为投资编制依据
预算定额:基础定额,可以指导施工和投资
内部定额:仅限与企业内部使用
电视机上的spdif数字音频接口应该怎么接音响电视数字音频输出怎么接音响
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