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成品图纸>4层以上、双拼、100%25E3%258E%25A1%25E4%25BB%25A5%25E4%25B8%258B、造价10%252525E4%252525B8%25252587%252525E4%252525BB%252525A5%252525E4%252525B8%2525258B、开间20m%2525252525252525252525252525252525252525252525252525252525E4%2525252525252525252525252525252525252525252525252525252525BB%2525252525252525252525252525252525252525252525252525252525A5%2525252525252525252525252525252525252525252525252525252525E4%2525252525252525252525252525252525252525252525252525252525B8%25252525252525252525252525252525252525252525252525252525258A、进深18-20m