求翻译：大型长距离输水渠道伸缩缝嵌缝材料是渠道防渗和防止衬砌结构破坏中的重要问题。在实际渠道工程应用中，对已铺衬防渗土工膜的，为节省费用，有采用沥青砂浆、焦油塑料胶泥进行灌缝处理。这些材料受气温影响较大，高温流淌，低温脆裂，易老化且不环保。为满足技术标准较高大型长距离输水渠道要求，尝试采用性能优，费用低，运行效果好，适应气候变化的新型伸缩缝止水填料,在寒冷地区大型引水渠道施工中的推广和使用尤为重要。是什么意思？

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Large-scale long-distance water channels embedded seamless material expansion joints channels is impermeable and prevent damage to the structure, lining the important issues. In the actual channels in engineering applications, the shop has been lined with impermeable leeves, in order to save costs b

The large-scale long distance water distribution channel expansion joint caulked joint material is the channel guards against infiltrates and prevents in the lining work disarrangement of the structure the important question.In the actual channel project application, has guarded against to the scrap

Large long distance water conveyance channel expansion joint caulking material is in Canal seepage control and preventing the damage of lining structure of important issues. The actual channel in engineering applications, for a piece of cloth used for patches of impervious geomembrane in order to sa