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成品图纸>4层以上、简欧、300%2525E3%25258E%2525A1%2525E4%2525BB%2525A5%2525E4%2525B8%25258A、造价10-20%25252525252525252525252525252525252525252525E4%25252525252525252525252525252525252525252525B8%2525252525252525252525252525252525252525252587、开间20m%E4%BB%A5%E4%B8%8A