... 射线金相学 radiometallography; 射线聚焦 ray focusing; 射线理论 ray theory; ...
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x-ray focusing lens x光会聚透镜
x-ray focusing system x光聚束系统
x-ray focusing x射线聚焦
x-ray focusing mirror x光聚焦镜
focusing X-ray telescope 聚焦
micro focusing X-ray tube 微聚焦X射线管
focusing x-ray 聚焦x射线
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