The diffracted light is then imaged onto a multi-element detector.
光的衍射随即在探测器上成像。
The present invention belongs to the field of material technology, and relates to a multi-element metallic porous material and its preparation method.
本发明属材料技术领域,是一种多元金属孔化材料及其制备工艺。
The invention discloses a multi-element high-temperature resistant anti-shock magnetron cathode which comprises tungsten, thorium, rhenium and potassium.
本发明公开了一种多元素耐高温抗震磁控管阴极,由钨、钍、铼、钾组成。
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