隧道消防设施采用灭火器+消火栓给水系统+固定式水成膜泡沫灭火装置+泡沫-细水雾灭火系统。
Fire control devices such as fire extinguisher, hydrant water supplying system, AFFF system and foam-water spray extinguishing system are used in this tunnel.
本文从碳氟表面活性剂与水成膜泡沫灭火剂的关系出发,分析了我国水成膜泡沫灭火剂未能大量推广使用的主要原因。
The reason of aqueous film forming foam (AFFF) having not been used widely in China was discussed, based on the relationship between AFFF and fluorocarbon surfactants.
方法雷公藤根或茎的水或乙醇提取物入药制备成涂膜剂,采用大鼠完全佐剂性关节炎模型,观察不同药物组对原发性肿胀和继发性肿胀的影响。
Methods The crude drugs of root or stem of Tripterygium wilfordii Hook. were extracted by water or ethanol. The film-forming preparations were made of different extractives.
利用聚合物表面改性和表面粗糙方法,大幅改善了PP表面对水的润湿性,成膜率从约40%提高到约95%。
Based on polymer surface modification and roughening method, the PP surface wettability against water was improved significantly. Film-forming ratio was increased from about 40% to 95%.
浇铸的PLLAMPEG成膜性好,但遇水易脱落,稳定性差;
The casting PLLAMPEG layer has a good filming property but the stability is bad.
浇铸的PLLAMPEG成膜性好,但遇水易脱落,稳定性差;
The casting PLLAMPEG layer has a good filming property but the stability is bad.
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