| 释义 |
pentaprism 英/ ?pent?pr?z?m / 美/ ?pent??pr?z?m / - 1
能源科学技术 五棱镜 The standard plane is generated using laser,pentaprism and rotary table ,and the detector is PSD. The flatness information is got by measuring the discrepancies of the measuring points and standard plane. 该仪器采用了激器、五棱镜与转台组合产生基准平面,以PSD作为探测器;通过测量被测点与基准面的高度差获取平面度数据。
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