Means of egress the catchment area served by an aisle accessway or aisle is the portion of the total space that is naturally served by the aisle accessway of aisle.是什么意思_Means of egress the catchment area served by an aisle accessway or aisle is the portion of the total space that is naturally served by the aisle accessway of aisle.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句