[名词解释] 管形皮瓣(tubed flap)

游离皮瓣(free skin flap) 褥疮 ()是收益还原法和剩余法估价的基础。 ["A．替代原则","B．贡献原则","C．预期收益原则","D．报酬递增递减原则"] 筛状植皮 下列各项不适用于路线价估价法的是（）。 ["农村用地的估价","城市的估价","市街地","需要在大范围内对多宗土地进行估价的场合"] 管形皮瓣(tubed flap)