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href="http://www.majubuanatravel.com/">http://www.majubuanatravel.com/</a> 分享： </span> </div> <div class="thecontent"><p> 復合土工膜以塑料薄膜作為防滲基材，與無紡布復合而成的土工防滲材料，它的防滲性能主要取決于塑料薄膜的防滲性能。 </p> <p> 國內外防滲應用的塑料薄膜，主要有聚氯乙烯(PVC)、聚乙烯(PE)、乙烯/醋酸乙烯共聚物(EVA)，它們是一種高分子化學柔性材料，比重較小，延伸性較強，適應變形能力高，耐腐蝕，耐低溫，抗凍性能好。 </p> <p> 沒有專業檢測設備可以采用以下鑒別方式： </p> <p> 2.目測。好的土工膜黑而亮，有光澤。不好的沒有光澤。 </p> <p> 1、拉力測試，在土工膜上裁5公分寬長條，然后用力拉開。好的土工膜伸長4.5倍不會斷裂。 </p> <p> 3.反復揉搓。好的土工膜反復揉搓不開裂，差的土工膜容易開裂。 </p> <p> 好的土工膜具有抗紫外線、抗分解能力，可裸露使用，材料使用壽命達30-70年，具有優異抗穿刺能力，可以抵抗大部分植物根系。 </p></div> <script> window._bd_share_config = { common : { bdText : '<p> 復合土工膜以塑料薄膜作為防滲基材，與無紡布復合而成的土工防滲材料，它的防滲性能主要取決于塑料薄膜的防滲性能。 </p> <p> 國內外防滲應用的塑料薄膜，主要有聚氯乙烯(PVC)、聚乙烯(PE)、乙烯/醋酸乙烯共聚物(EVA)，它們是一種高分子化學柔性材料，比重較小，延伸性較強，適應變形能力高，耐腐蝕，耐低溫，抗凍性能好。 </p> <p> 沒有專業檢測設備可以采用以下鑒別方式： </p> <p> 2.目測。好的土工膜黑而亮，有光澤。不好的沒有光澤。 </p> <p> 1、拉力測試，在土工膜上裁5公分寬長條，然后用力拉開。好的土工膜伸長4.5倍不會斷裂。 </p> <p> 3.反復揉搓。好的土工膜反復揉搓不開裂，差的土工膜容易開裂。 </p> <p> 好的土工膜具有抗紫外線、抗分解能力，可裸露使用，材料使用壽命達30-70年，具有優異抗穿刺能力，可以抵抗大部分植物根系。 </p>', bdDesc : '<p> 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