戶(hu)型圖解析:關注(zhu)“使(shi)(shi)用(yong)(yong)率(lv)(lv)”,使(shi)(shi)用(yong)(yong)率(lv)(lv)是(shi)住(zhu)宅套內凈面(mian)(mian)積(ji),也(ye)即使(shi)(shi)用(yong)(yong)面(mian)(mian)積(ji)和住(zhu)宅面(mian)(mian)積(ji)的比,一般在70%~80%之間。與之讀音(yin)近似的“實用(yong)(yong)率(lv)(lv)”,是(shi)套內建筑面(mian)(mian)積(ji)與住(zhu)宅面(mian)(mian)積(ji)之比。由(you)于實用(yong)(yong)率(lv)(lv)大于使(shi)(shi)用(yong)(yong)率(lv)(lv),開發商(shang)經(jing)常(chang)用(yong)(yong)前者(zhe)代替后者(zhe)進行宣傳。你要做的,一是(shi)理清兩者(zhe)的差(cha)別(bie),不被忽(hu)悠;二是(shi)注(zhu)意戶(hu)型本身是(shi)否合理。至于使(shi)(shi)用(yong)(yong)率(lv)(lv),可以作為(wei)一個次要的參考(kao)數據(ju)。