BS 5422:2009
BS 5422:2009 Method for specifying thermal insulating materials for pipes, tanks, vessels, ductwork and equipment operating within the temperature range –40 °C to +700 °C谢谢您的分享,金币已奖励。 谢谢楼主分享,我也学习学习 谢谢,我需要下载,谢谢!!!! 楼主好人,我想下下来研究,谢谢!
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