Which parts of the system could we replace by existing services?

系统的哪部分可以让我们用现有服务代替？

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The Office has established independent administrative systems and planned to recruit its own contract staff to replace by 2002-03 all the civil servants hitherto on loan from the Administration.

公署已设立本身的行政系统，并计划自行招聘合约人员， 以便在二零零二至零三年度完结前取代所有借调到该署的公务员。

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I love Mayday forever, they can't replace by everyone in my mind.

我永远爱五月天，在我的心里是无人取代的！

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For example, some scientists hope to use stem cells to replace tissues damaged by disease.

VOA: special.2009.04.14

q2 We can replace this sum by just the some of q1 plus q2.

我门可以用q1加,来替代这些量之和。

麻省理工公开课 - 热力学与动力学课程节选

For example,some scientists hope to use stem cells to replace tissues damaged by disease.

VOA: special.2010.06.15

"This will be removed eventually and replace by moss land plants - like sphagnum moss, " he said.

BBC: Little Woolden Moss 'recovering' after peat extraction

Its calculations do demonstrate that power generation projects that use solar panels and geothermal technologies will be cheap enough to start to replace coal by 2030.

FORBES: Google Does Math To Show Clean Tech's Impact On The Economy

Then there's Louisiana Governor Bobby Jindal, who wants to zero out his state's income tax (top rate 6%) and the 8% corporate tax and replace them by raising the state's current 4% sales tax.

WSJ: Review & Outlook: The State Tax Reformers