科学家研发石墨烯能量采集器：可从环境电磁辐射中“隔空取电”，为传感器供电

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科学家研发石墨烯能量采集器：可从环境电磁辐射中“隔空取电”，为传感器供电

Alpha Metallurgical Resources三季度收入5.61亿美元，同比增长6.74%

Alpha Metallurgical Resources（AMR）在11月6日提交的季报中披露，7至9月营业收入为5.61亿美元，上年同季为5.25亿美元，同比增长6.74%。按归属于母公司的净损益计算，当季亏损929.3万美元，上年同季亏损551.5万美元。本季摊薄后每股亏损0.73美元，一年前为负0.42美元。

从1月至9月，公司累计实现收入15.76亿美元，与去年同期的16.04亿美元相比减少1.74%。前九个月归属于母公司的亏损3257.7万美元，去年同期为亏损4441.6万美元。同期经营活动产生的现金为净流入1.16亿美元，上年同期为净流入1.26亿美元。

营业层面，当季亏损803万美元，上年同季亏损252.2万美元。按营业损益除以当季收入计算，营业利润率从-0.48%变为-1.43%。

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