Topcon
- 网络拓普康;特强
Topcon
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The construction characters and working principle are discussed integratedly in the article according to the American TOPCON sonic averaging system .
以美国拓普康公司研制的非接触式平衡梁为例,系统地分析了摊铺机超声波非接触式平衡梁的工作原理、结构特点。
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Methods The accommodative amplitude and relative accommodation were measured using phoroptor ( TOPCON ), and compared using Pearson correlation .
44眼为人工品状体眼。方法采用综合验光仪(TOPCON)测量调节幅度、相对调节,采用Pearson相关分析其相关性。