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成品图纸>双拼、300%2525E3%25258E%2525A1%2525E4%2525BB%2525A5%2525E4%2525B8%25258A、造价20-30%25252525252525252525252525252525252525252525252525E4%25252525252525252525252525252525252525252525252525B8%2525252525252525252525252525252525252525252525252587、开间0-10m、进深20m%252525E4%252525BB%252525A5%252525E4%252525B8%2525258A