图1 室内真空排污系统设备示意图的翻译：Sketch of Figure 1 indoor vacuum sewerage system equipment 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Figure 1 Schematic diagram of indoor vacuum sewage system equipment

Sketch of Figure 1 indoor vacuum sewerage system equipment

Chart 1 room in vacuum pollution discharge system equipment schematic drawing

Figure 1 schematic diagram indoor vacuum sewage system equipment

Sketch of Figure 1 indoor vacuum sewerage system equipment