Objective To observe the results of the metastatic tumor of spinal vertebra treated with replacement of the artificial vertebral body.

目的观察人工椎体置换治疗脊椎转移性肿瘤的疗效。

youdao

Conclusion Bileaflet valve has a better hemodynamic influence than tilting disk valve in on patients with replacement of mitral valve.

结论双叶机械瓣对二尖瓣置换术患者的血流动力学影响优于倾斜碟瓣。

youdao

Suboccipital retrosibmoidal craniotomy with replacement of bone flap and deep muscle incision, suture in turn were used in patients to improve the operative effect of posterior fossa tumor.

获得后颅窝枕颈交界处肌肉、颅骨的正常解剖结构有关资料，为桥小脑角区肿瘤、小脑半球肿瘤的手术治疗提供更优化的手术入路。

youdao

Nicotine replacement products provide the body with small amounts of the chemical through forms other than cigarettes.

VOA: special.2010.03.09

Their yell at the top of the world seems to Sal something that calls for a replacement; it calls for some other prophet to come walking ragged towards them and make them fall silent with his word.

他们在世界之巅的叫喊对Sal来说,似乎是在要求一个代替者;,需要另一个先知衣衫褴褛地朝他们走来,用他的话让他们安静。

耶鲁公开课 - 1945年后的美国小说课程节选

President Obama saidhis replacement of his top commander in Afghanistan, General Stanley McChrystal, with General David Petraeus will not slow U.S.efforts to win the Afghan war.

VOA: standard.2010.06.24

The NFL had played three weeks of games with replacement officials, who have been criticized for controversial calls.

WSJ: NFL Reaches Deal With Refs

Biarritz finished on a high as Yachvili broke away, linked with replacement Laurent Tranier and took the final pass to score.

BBC: Newport Gwent Dragons 8-26 Biarritz Olympique

Ontario came blazing back with a try for wing Jamie Collins, with replacement wing Dave Ashwood adding the drop goal just before full-time.

BBC: Wales in winning groove