Measuring the diameter of the raw glass rod is an important problem of quality control in the process of grin lens production.
在自聚焦透镜生产中涉及到一个重要的质量检测问题：毛坯玻璃丝的在线直径测量。
The oven adopts pneumatic film 3-way valve, realizing an auto control on the temperature of the oven via the temperature-measuring rod and the temperature controller.
烘箱采用气动薄膜三通阀，通过测温棒及温度控制器，实现烘箱温度的自动控制。
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