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成品图纸>四层、双拼、120-140%25252525252525252525252525252525252525252525252525252525E3%252525252525252525252525252525252525252525252525252525258E%25252525252525252525252525252525252525252525252525252525A1、造价20-30%25E4%25B8%2587、开间20m%25252525E4%25252525BB%25252525A5%25252525E4%25252525B8%252525258A