根据中国信息通信研究院发布的《中国数字经济白皮书2020》,2019年,我国数字经济增加值规模达到35.8万亿元,占国内生产总值(GDP)比重达36.8％,数字经济逐渐成为我国经济发展的
Selective dry etching of GaAs over Al0.2Ga0.8As semiconductor in pulsed DC BCl3/SF6 plasma was studied for the first time.
In this paper,a cold atmospheric plasma (CAP) jet array is generated by a scalable two-dimensional (2D) array device of seven CAP jets arranged in a honeycomb c
音影幻象:那英,山不转水转最佳注脚:融资多渠道相似程度:50% 房地产业遭遇“十面埋伏”?知情者都明白这不是危言耸听,更不是空穴来风。早在121号文件出台时,就有发展商疾呼
Recently,high brightness GaN-based blue light-emitting diodes (LEDs) have attracted considerable interests owing to their potential application in traffic signa
Carbon nanotubes (CNTs) have attracted considerable attention since their discovery due to a host of unique mechanical,thermal,and electrical properties.
化肥厂职业因素对生产工人身体健康危害的调查研究徐兴河（山东省梁山县卫生防疫站）报道：化肥厂生产过程中存在Ｈ２Ｓ、ＣＯ、ＮＨ３、噪声，其合格率分别为８１．８２％～８５．７１％，６２．５０％～８３．３３％，８８．８９％～１００％，７２．７３％～８７．５０...
Fertilizer Factory occupational f
Researches show that amorphous FeSi2 has a semiconductive property of 0.89～0.90eV direct band-gap at room temperature,similar to β-FeSi2 phase.
青岛十大“优秀地产经理人”暨青岛十大“地产营销精英”评选活动,经为期半个月的随刊问卷、网上提名、青岛十大主流地产媒体权威记者推荐等系列方式,最终确定预选大名单。请
近日,安徽人人家纸业与宝索企业集团达成战略合作,成功签约2台宝拓纸机.安徽人人家纸业规划该项目年产能为10万t,为了更好地开拓市场,首期选择了宝拓纸机的新一代节能型新月