Tunnel fire coatings consists mainly of binder, refractory fillers, foaming material and additive composition.
隧道防火涂料主要由粘结剂、耐火填料、发泡材料和助剂组成。
So about tunnel fire coatings research foundation was weak, the product is uneven, for tunnel construction and performance testing fireproofing enormous difficulties.
因此关于隧道防火涂料研究的基础比较薄弱，产品参差不齐，给隧道防火涂料施工和性能检测带来很大困难。
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