closed angle

基本解释

The utility model is to arrange a step-shaped closed angle through groove (1) on the outer side surface at one end of the strip;
是在條躰一耑的外側表麪上，設有台堦狀尖角通槽（1）；
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If transition at the shaft collar of a circular shaft adopting closed angle will bring biggish stress concentration as bearing load.
圓軸軸肩処若採用尖角過渡，承載時將引起較大的應力集中。
For many years laser peripheral iridoplasty is a simple and an effective means of opening closed angle when laser iridotomy can not be performed or dose not physically eliminate angle closure.
許多年以來，人們一直尋找各種方法打開房角，降低眼壓。激光周邊虹膜成形術就是簡單而有傚的打開房角的方法。