Objective To investigate the best method and effect of pathway incise edge clear away operation in the thoracic cavity and water bottle on acute empyema.

目的探索小切口胸内廓清术加吹自制水瓶治疗急性脓胸的最佳方法和疗效。

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At the same time, it became clear that the harder manufactures worked to implement cost-cutting, the more they lost their competitive edge.

与此同时，越来越明显的是，制造商越是努力实施成本削减，就失去更多的竞争优势。

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Depth of field is a key aspect of many droplet shots, with a clear central area and a hazy smooth outer edge to the shot.

视野深度是很多微小水珠拍摄的关键，中心区域清晰，外缘平滑模糊。

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They should have had Dippenaar early in his innings when a clear edge off Flintoff resonated over the effects microphones.

BBC: SPORT | Cricket | South Africa pile up massive lead

The Tigers had a clear edge in the scrums and they enjoyed the upper hand in terms of both territory and possession.

BBC: Leinster 22-9 Leicester

The result leaves Burnley three points shy of sixth-placed Nottingham Forest with a game in hand, while Coventry edge eight points clear of the bottom three.

BBC: Burnley 2-2 Coventry