PURPOSE: To provide a landing mat which agrees with the qualification standards applied from 1995 and scheduled to be authorized by Federation Internationale de Gymnastique(FIG), by improving safety and stability of landing. ;CONSTITUTION: A primary cushioning top layer 1 made of a foamed synthetic resin with a thickness of 10-30mm, a 25% compressive hardness of 0.20-0.50kgf/ cm2 and a resilience of 40-60%, a hard interlayer 2 for stability of landing made of a foamed synthetic resin with a thickness of 15-50mm and a 25% compressive hardness of 1.0-4.0kgf/cm2, and a main cushioning lower layer 3 made of a soft foamed synthetic resin with a thickness of 50-175mm, a 25% compressive hardness of 0.040-0.060kgf/cm2 and a resilience of 35-50%, are laminated from top to bottom in this order.;COPYRIGHT: (C)1996,JPO
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机译：目的：通过提高着陆的安全性和稳定性，提供一种符合1995年以来适用的资格标准并计划由国际体操联合会（FIG）批准的着陆垫。 ;组成：主要的缓冲顶层1，由泡沫合成树脂制成，厚度为10-30mm，25％压缩硬度为0.20-0.50kgf / cm 2 ，回弹性为40-60 ％，用于稳定着陆的硬质中间层2，由泡沫合成树脂制成，厚度为15-50mm，抗压强度为25％，为1.0-4.0kgf / cm 2 ，主缓冲度较低从顶部层压厚度为50-175mm，25％压缩硬度为0.040-0.060kgf / cm 2 且回弹力为35-50％的柔软泡沫合成树脂制成的第3层版权归（C）1996，JPO
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