Often used standard light source is synchrotron radiation source and wall stabilized argon arc source.
常用的光源标准如同步辐射光源和壁稳亚弧光源等。
The utility model comprises a radiation space positioning standard measure.
涉及一种定位标准量具。
The utility model comprises a radiation space positioning standard measure.
涉及一种定位标准量具。
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