Programme of major component repair or replacement during the project life.

在项目生命期内，主要部件修复或置换的计划；

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Objective: To study the cure and treatment of cardiac valve replacement during the peri-operation.

前言：目的：总结瓣膜置换术围手术期处理的临床经验。

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Among these patients, 162 had problems with their hip replacement during the 10 years after the procedure.

在这些病人当中，162位病人在手术后的十年里出现了髋关节的问题。

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He made three appearances as a replacement during the autumn Test series, and was expected to be part of England's squad for their Six Nations opener against Wales last weekend.

BBC: Delon Armitage ban appeal dismissed by RFU

Armitage made his Test debut in 2008 but has recently fallen down the pecking order and was used as a replacement during the November Test series with Northampton's Ben Foden taking the number 15 jersey.

BBC: Six Nations: Delon Armitage banned for eight weeks

Shane Geraghty impressed as a replacement during the 30-9 defeat by Exeter Chiefs on Saturday and Mallinder has hinted that the fly-half, who has spent much of the season as Stephen Myler's understudy, could start against Leeds at the weekend.

BBC: Northampton Saints director shares fans' frustration