

1.The paving construction process includes batching, feeding, feeding, paving, trimming, sprayin...
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Those who enter the venue must wear sports shoes. Equipment such as barbells, dumbbells, shot pu...
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When the campus plastic stadium was just completed, there was no problem. After a while, many st...
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The standard runway has a total length of 400 meters and should consist of two parallel straight...
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In order to ensure the quality of the plastic surface layer, it is necessary to clean the founda...
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The plastic sports field can be used all-weather: any season and temperature difference, it can ...
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