求翻译：虽然聚氨酯灌浆材料在建筑、地矿、水利等工程中具有广泛的应用和发展，但因其蓄热温度高而导致存在冒烟、着火等安全隐患问题，故本文重点研究了聚氨酯指数、催化剂、预聚体对聚氨酯灌浆材料在蓄热方面的影响。是什么意思？

Although the polyurethane grouting material in the construction, mining, water conservancy projects in a wide range of applications and development, but because there is a result of high temperature heat storage smoke, fire and other safety problems, so this article focuses on the index of polyureth

Although polyurethane grouting materials in construction, mining, water conservancy, and other works in a wide range of applications and development, but because of its deliberate hot temperature as high as a result, there is smoke, fire safety, and this article focuses on polyurethane index, cataly

Although the polyurethane grouting material in projects and so on construction, geology and mining, water conservation has the widespread application and the development, but high causes the existence because of its regeneration temperature to belch smoke, to catch fire and so on the security hidden

Although polyurethane Grouting material in construction, geology and mineral resources, water resources engineering, with a wide range of applications and development, but due to its regenerative high temperature caused by security breach issues such as smoke, fire, index, this article focuses on th

Although the polyurethane grouting material in the construction, mining, water conservancy projects in a wide range of applications and development, but because there is a result of high temperature heat storage smoke, fire and other safety problems, so this article focuses on the index of polyureth