发布时间:2025-02-01 19:13:58
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
集中暖气片供热改为地暖,压力一直不超过2个,进水管热,出水管温度基本没有,能否加装循环泵
2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58电缆所有型号的每个字母都表示什么意思有很多字母 BV BVR ZRBV VV VLV 等等
2025-02-01 19:13:58 2025-02-01 19:13:58买的房子现在只想安装一个马桶能住人就好毛坯房只安马桶一般要注意哪些可以么
2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58 2025-02-01 19:13:58