By contrast , to get the extra lift needed for hovering , hummingbirds do not simply flap their wings up and down , but oscillate them through a figure of eight pattern .
比较而言,为了获得盘旋需要的额外的上升力,蜂鸟的翅膀不只是简单地上下拍打,而且还以“8”字型振荡。
Clinical application in superficial temporal artery island flap to repair the eyelid and periorbital defects .
颞浅动脉岛状皮瓣修复眼睑及眶周缺损的临床应用。
Effects of pterygium excision combined with bulbar conjunctival flap transplantation .
胬肉切除联合球结膜瓣转位术的疗效。
Application of medial head gastrocnemius muscle flap to limb-salvage operation of proximal tibial malignant tumor .
腓肠肌内侧肌瓣在胫骨上段恶性肿瘤切除保肢术中的应用。
Afterwards the flap is placed back into position and healing occurs naturally .
之后,将角膜瓣放回原位,而伤口可自然复原。
Card slots and a cash flap hold your id , bank cards and bills , making sure you keep paper and plastic separated .
现金卡插槽和1瓣牵你的身份证,银行卡和票据,确保您保持纸张和塑料分离。
Conclustions the cleft side alar flap and alar cartilage sling procedure is effective to correct secondary cleft lip nasal deformity .
结论裂侧鼻翼瓣加鼻翼软骨悬吊法是一种有效矫正唇裂鼻畸形的方法。
Check potentiometer in the central flap .
检查中央活门中的电位计。
He held back the flap of the tent .
他收回账篷的门帘。
Duckbill check valve is the replacement of traditional flap valve .