According the regulations,the corrugated iron sheets lap 10 centimetres over each other. 按照規范瓦楞板需相互迭蓋十公分。
It was concluded that the corrugated board cushioning structure has great potential on the packaging market in the future. 其結論表明，全瓦楞紙板緩沖結構在將來的包裝市場有極大的發展潛力。
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