EPDM rubber track requires one-time molding to ensure its smoothness. Once the pavement is formed, wait for it to cure and it can be used after 48 hours. However, such sabotage will damage the
Curling, also known as sliding stones on a sheet of ice, is a throwing competition on ice as a team. It is a Winter Olympic competition and has a curling world championship. There are 2 events for ...
The synthetic running track of the stadium has a large area, and the rainwater from the surrounding auditorium also flows into the venue. The venue must be used as soon as possible after the rain. ...