超声诊断仪
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“车药芯智”强力驱动 深圳坪山区稳居中国工业百强区前列
Zhong Guo Jing Ji Wang· 2026-01-08 08:09
作为先进制造业集聚区及未来产业试验区,坪山区坚持把发展经济的着力点放在实体经济上,立足自身 资源禀赋作出产业抉择,聚焦新能源与智能网联汽车、生物医药、半导体与集成电路等新兴产业赛道, 构建起以"车药芯智"集群为骨干的现代化产业体系。"十四五"期间,坪山规上工业总产值突破6000亿 元;GDP、规上工业增加值分别于2022年、2024年突破千亿大关;规上工业增加值年均增长近20%,占 GDP比重超六成;战略性新兴产业占工业总产值比重超九成。 1月7日,记者从深圳市坪山区委宣传部获悉,中国信息通信研究院近期发布2025中国工业百强区名单, 深圳市坪山区位次实现大幅进位,从2022年的第49名跃升至第19名,彰显了坪山区近年来加快推进新型 工业化的显著成果。 政府精准"牵线搭台",为企业发展打通堵点、解决痛点。在政府牵头组织的新型储能产业供需对接会 上,华兴新能源带着扩大生产后原材料需求激增、生产成本增长的诉求寻求合作,最终与奔达康、西盟 特,鸿通宇与海科科技分别达成初步合作意向。此次对接不仅为企业纾解了发展难题,更预计带动全区 超1000万元的产业协同效应。 "十四五"以来,坪山瞄准新赛道发展的新形势及市场需求的 ...
神舟二十号乘组在轨两个月 开展了哪些科学实验与试验?
Yang Shi Xin Wen Ke Hu Duan· 2025-06-26 02:08
Core Points - The Shenzhou 20 crew has been in orbit for two months since April 25, successfully adapting to the microgravity environment and completing multiple space science experiments and tasks [1][5][7] - The crew conducted the first-ever space regeneration experiment on planarians, exploring the effects of microgravity and radiation on their regeneration mechanisms [5] - The Shenzhou 20 crew performed their first extravehicular activity, installing a space debris protection device and conducting inspections of external equipment [5][7] Group 1 - The Shenzhou 20 crew, consisting of Chen Dong, Chen Zhongrui, and Wang Jie, met with the Shenzhou 19 crew in space, marking the sixth "space rendezvous" in China's space history [3] - The two crews completed an in-orbit handover on April 27, continuing their collaborative efforts in the Chinese space station [3] - The Shenzhou 20 crew is currently in good condition, and their various space science experiments are progressing steadily [7] Group 2 - The crew has been involved in multiple projects, including studies on trust and collaboration mechanisms, visual motion gravity characterization, and microgravity relationship cognition [7] - They utilized ultrasound diagnostics to examine blood vessels and conducted various tests related to memory, strength, and heavy object handling [7] - Research on the effects of microgravity on microorganisms, specifically Streptomyces, was also conducted, focusing on growth, differentiation, and biological activity [7]
超声检查、微生物研究……“太空出差”乘组各项工作进展顺利
Yang Shi Xin Wen Ke Hu Duan· 2025-06-15 13:22
Core Insights - The Shenzhou 20 astronaut crew, consisting of Chen Dong, Chen Zhongrui, and Wang Jie, has been successfully conducting various space science experiments for over 50 days in orbit, with all crew members in good condition [1] Group 1: Medical Experiments - The crew has completed multiple research projects in the field of aerospace medicine, utilizing equipment such as visual function measurement devices and eye trackers to conduct tests on "trust and collaboration mechanisms," "visual motion gravity characterization," "metacognitive monitoring research," and "microgravity relationship cognition" [1] - Ultrasound diagnostics were performed to examine blood vessels, collecting hemodynamic parameters under different durations in orbit for further research [3] - The crew conducted fine motor measurement tests, including memory sliding tests, strength tests, and heavy object tests, to accumulate data on the changes in fine motor control and cognitive mechanisms under microgravity conditions [3] Group 2: Biological and Physical Experiments - Research on the effects of microgravity on microorganisms is ongoing, focusing on the growth, development, differentiation, and biological activity of Streptomyces, as well as population succession changes and mechanisms [4] - The crew utilized a scientific glovebox to collect liquid culture samples, which were then frozen for return to Earth [4] - In the physical domain of microgravity, the crew completed maintenance tasks such as replacing sampling covers in the combustion cabinet and cleaning the container-free cabinet [4] Group 3: Health Monitoring - The Shenzhou 20 crew conducted traditional Chinese medicine diagnostics, 12-lead electrocardiograms, and dynamic blood pressure monitoring, while also engaging in physical exercise to counteract the physiological effects of weightlessness [6]