The destruction of the defending obturation of all kinds of pipelines through walls and floors in civil air defense engineering under explosion shock waves is currently focused on.

爆炸冲击波作用下人防工程各种管道穿墙板构造部位防护密闭性是否受到破坏，是一个值得深入研究的问题。

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It is also used for concrete pavement brick, inorganic heat preservation material surface detest water treatment, especially applicable to all kinds of brick, granite walls.

亦可用于混凝土路面砖、无机保温材料表面的憎水处理，尤其适用于各类面砖、花岗石墙面。

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It is also used for concrete pavement brick, inorganic heat preservation material surface detest water treatment, especially applicable to all kinds of brick, granite walls.

亦可用于混凝土路面砖、无机保温资料外表的憎水处置，特别适用于各类面砖、花岗石墙面。

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