目的介绍腱膜性上睑下垂及其手术矫正的疗效.Objective To introduce the aponeurotic ptosis and its surgical correcting efficacy.均手术切除局部的掌腱膜条索.The local strip of palmar aponeurosis was excised.附着平滑腱膜的肌肉.Muscles attached by a flat aponEurotic mem...
She travelled 14,000 miles by sledge across Siberia to Kamchatka.她乘雪橇穿越西伯利亚到达了堪察加半岛,行程共1.4万英里。The sledge gained momentum as it ran down the hill.雪橇从山上下冲时的动力越来越大.Last week there was a quarrel during a sledge drive.上礼拜当雪车驶...
PP是一种半结晶性材料.PP is a semi crystalline material.PBT是一种通过浓缩成型而制备的,一种半结晶热塑性塑料.Polybutylene terephthalate ( PBT ) is a semicrystalline thermoplastic polymer formed by a condensation process....