window.parent.document.getElementById('hy_con').style.display='';window.parent.document.getElementById('hy_con').innerHTML='<div><div>序号 &nbsp;名称 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;性能指标&nbsp;</div><div><br></div><div>1 &nbsp;隔声量 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ≥25dB&nbsp;</div><div><br></div><div>2 &nbsp;面密度 &nbsp;≤25kg/m2&nbsp;</div><div><br></div><div>3 &nbsp;透光率 &nbsp; 透光率不应小于90%，10年内透光率下降不大于10% &nbsp;&nbsp;</div><div><br></div><div>4 &nbsp;拉伸强度 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ≥70MPa&nbsp;</div><div><br></div><div>5 弯曲强度 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;≥98MPa&nbsp;</div><div><br></div><div>6 弹性模量 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;≥3100MPa&nbsp;</div><div><br></div><div>7 断裂伸长率 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;≥4%&nbsp;</div><div><br></div><div>8 &nbsp;耐候性能 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ≤0.07mm/m℃&nbsp;</div><div><br></div><div>9 允许最高长期使用温度 &nbsp; &nbsp; ≤70℃&nbsp;</div><div><br></div><div>10 软化温度 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ≥110℃&nbsp;</div><div><br></div><div>11 抗冲击 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;符合《铁路声屏障声学构件技术要求及检测方法》(TB/T3122-2005)&nbsp;</div><div><br></div><div>12 使用年限 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ≥25年</div></div><div><br></div>';