The upstream end of the fire test chamber shall be filled with a 14in.length of uncoated 16-guage steel plate positioned on the specimen mounting ledge in front of and under the leading edge of the specimen.
英
美
释义
前缘燃烧测试室上游端口中是一长14英寸厚度规格为16的无镀层钢板,该板位于样品安装壁架前端,在样品前缘下方。
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