应用dgh - 4000型眼部A型超声测量仪检测了72例近视眼及18例正常对照眼的前房深度、晶体厚度及眼轴长度。

The DGH-4000 Ultrasonic Pachymeter was used in the measurement of the anterior chamber depth (AD), lens thickness (lt) and axial length (al) in 72 patients with myopia and 18 individuals.

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介绍了超声波式烧结环冷机料层厚度测量仪的系统构成和工作原理。

In This paper, the system composition and working principle of the material thickness measuring meter of ultrasonic sinter-circle-cooling machines are introduced.

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