Objective: To study the developing mechanism of pressure ulcers and nursing interventions.

汪连强，张延敏，张靖目的：探讨褥疮发生的机制及护理措施。

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Methods:The risk factors are analyzed to research the developing mechanism and nursing interventions of pressure ulcers.

方法：分析褥疮发生的危险因素，研究褥疮发生的机制及护理措施。

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By depicting the process of securities exchange into a game model, the paper makes an analysis of the developing mechanism of stock prices.

本文把证券交易过程描述成为博弈模型，从而分析股票价格的形成机理。

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The main goals of the summit are to agree on targets to cut to greenhouse-gas emissions and to set up a mechanism to provide developing countries with the billions of dollars needed to cope with climate change.

VOA: standard.2009.12.17

Rotherham firm Eadon Consulting providing detailed design services for the operating mechanism as well as developing the hydraulic and electrical control systems.

BBC: New Broads river crossing planned

The scheme is not particularly ambitious: quite a lot of the reductions it seeks, especially in the early years, will be bought from developing countries, using carbon permits generated by the United Nations' Clean Development Mechanism.

ECONOMIST: Carbon policy in Australia and Britain

Developing an internationally agreed mechanism to certify the environmental benefit would also help, says Mark Lyra, of Cosan.

ECONOMIST: Energy in Brazil