Set up the pressure relief device in the protection area, it shall be placed over 2/3 of the net height in the protection area, shall be set up in the outer wall.
防护区应设置泄压口，防护区设置的泄压口，宜设在外墙上，安装高度应为室内高度的三分之二处。
Set up the pressure relief device in the protection area, it shall be placed over 2/3 of the net height in the protection area, shall be set up in the outer wall.
防护区应设置泄压口，防护区设置的泄压口，宜设在外墙上，安装高度应为室内高度的三分之二处。
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