The clinical feature and operating manner of ora serrata dialysis and retinal detachment in 50 cases (53 eyes)were reported.
报告50例（53眼）锯齿缘断离视网膜脱离的临床特点与术式。
To serve the increasing load in the summer peak period of 2007 in Beijing area, the operating manner of the Beijing grid should be changed.
为了适应2007年夏季北京地区负荷的增长，2007年北京电网度夏供电方式将发生相应的变化。
To serve the increasing load in the summer peak period of 2007 in Beijing area, the operating manner of the Beijing grid should be changed.
为了适应2007年夏季北京地区负荷的增长，2007年北京电网度夏供电方式将发生相应的变化。
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