客厅:1.5m*1.8m~1.8m*2.1m大卧室:1.5m*1.8m~1.8m*2.1m中等卧室:1.2m*1.5m~1.5m*1.8m卫生间:0.6m*0.9m~0.9m*1.4m

过道走廊宽度留多少合适