Accurate water level measurement in nuclear reactors,particularly in PWRs(pressurized water reactors)and BWRs(boiling water reactors),is essential for ensuring the safety and efficiency of reactor operations.K-type HJ...Accurate water level measurement in nuclear reactors,particularly in PWRs(pressurized water reactors)and BWRs(boiling water reactors),is essential for ensuring the safety and efficiency of reactor operations.K-type HJTCs(heated junction thermocouples)are widely used for this purpose due to their ability to withstand extreme temperatures and radiation conditions.This article explores the role of HJTCs in reactor water level measurement and compares the performance of 2-wire and 3-wire connections.While the 2-wire connection is simple and cost-effective,it can introduce measurement inaccuracies due to wire resistance.In contrast,the 3-wire connection compensates for lead resistance,offering more precise and reliable measurements,particularly in long-distance applications.This paper discusses the operational considerations of these wiring configurations in the context of nuclear reactors and highlights the importance of choosing the appropriate connection type to optimize safety and measurement accuracy in PWR and BWR reactors.展开更多
深入探讨了一种嵌入式云开发平台的虚拟机管理技术,通过结合Visual Studio Code插件开发框架、Spring Boot、Libvirt、QEMU等技术,实现了基于QEMU的虚拟机创建、销毁、重启等操作。详细介绍了该系统的设计与实现,包括虚拟机管理模块的...深入探讨了一种嵌入式云开发平台的虚拟机管理技术,通过结合Visual Studio Code插件开发框架、Spring Boot、Libvirt、QEMU等技术,实现了基于QEMU的虚拟机创建、销毁、重启等操作。详细介绍了该系统的设计与实现,包括虚拟机管理模块的架构设计、功能实现及技术细节。基于该研究成果,嵌入式开发人员可以在云开发平台中直接进行虚拟机管理操作,从而提高嵌入式系统开发的效率和便捷性。展开更多
在医疗领域,医疗设备是不可或缺的辅助工具,其操作能力和设备的运用效果直接影响到医疗服务的质量与患者的康复速度。医护人员对医疗设备的操作能力不仅是对基本技能的要求,更是医疗实践的必需条件。为确保不同医疗设备的使用效果,医护...在医疗领域,医疗设备是不可或缺的辅助工具,其操作能力和设备的运用效果直接影响到医疗服务的质量与患者的康复速度。医护人员对医疗设备的操作能力不仅是对基本技能的要求,更是医疗实践的必需条件。为确保不同医疗设备的使用效果,医护人员应当积极参与培训,全面了解并熟练掌握相关的设备操作理论知识和专业技能。立足传统培训模式的不足之处,此次研究基于 VS 平台设计了一个医疗设备在线培训系统,系统包含“用户管理”和“在线学习”以及“在线答题”三个大模块,可以为用户提供各种在线学习资料与多种形式的学习、考试等服务。该系统通过提供系统化的培训课程和学习资源,旨在帮助医护人员掌握最新的行业知识、技术技能以及产品应用等知识和技能,促使医护人员不断提升自身的专业素养,以更好的使用各种医疗设备。展开更多
Gastric cancer(GC)represents a significant global health burden due to its high morbidity and mortality.Specific behaviors of GC sub-types,distinct dissem-ination patterns,and associated risk-factors remain poorly und...Gastric cancer(GC)represents a significant global health burden due to its high morbidity and mortality.Specific behaviors of GC sub-types,distinct dissem-ination patterns,and associated risk-factors remain poorly understood.This editorial highlights several key prognostic factors,including pathological staging and vascular invasion,that impact GC.It examines a recent study’s investigation of differential metastatic lymph nodes distribution and survival in upper and lower GC sub-types,focusing on histological characterization,pathophysiology,usage of neoadjuvant chemotherapy,and additional predictive determinants.We assess the statistical robustness and clinical applicability of the findings,un-derscoring the importance of treating GC as a heterogeneous disease and em-phasizing how tailored surgical approaches informed by lymph node distribution can optimize tumor detection while minimizing unnecessary interventions.The study’s large cohort,multi-center design,and strict inclusion criteria strengthen its validity in guiding surgical planning and risk-stratification.However,inte-grating genetic and molecular data is critical for refining models and broadening applicability.Additionally,recurrence-metrics and infection-related factors,such as Helicobacter pylori and Epstein-Barr virus,absent in the original study,remain vital for directing future research.By bridging metastatic patterns with pros-pective methodologies and inclusion of diverse populations,this editorial pro-vides a framework for advancing early detection and personalized GC care.展开更多
Within the consistent daily rhythm of human life,intervertebral discs endure a variety of complex loads beyond the influences of gravity and muscle forces,leading to significant morphological changes(in terms of volum...Within the consistent daily rhythm of human life,intervertebral discs endure a variety of complex loads beyond the influences of gravity and muscle forces,leading to significant morphological changes(in terms of volume,area,and height)as well as biomechanical alterations,including an increase in disc stiffness and a decrease in intradiscal pressure.Remarkably,the discs demonstrate an ability to regain their original morphological and biomechanical characteristics after a period of nocturnal rest.The preservation of normal disc function is critically dependent on this recovery phase,which serves to forestall premature disc degeneration.This phenomenon of disc recovery has been extensively documented through numerous in vivo studies employing advanced clinical techniques such as Magnetic Resonance Imaging(MRI),stadiometry,and intradiscal pressure measurement.However,the findings from in vitro studies present a more complex picture,with reports varying between full recovery and only partial recuperation of the disc properties.Moreover,research focusing on degenerated discs in vitro has shed light on the quantifiable impact of degeneration on the disc ability to recover.Fluid dynamics within the disc are considered a primary factor in recovery,yet the disc intricate multiscale structure and its viscoelastic properties also play key roles.These elements interact in complex ways to influence the recovery mechanism,particularly in relation to the overall health of the disc.The objective of this review is to collate,analyze,and critically evaluate the existing body of in vivo and in vitro research on this topic,providing a comprehensive understanding of disc recovery processes.Such understanding offers a blueprint for future advancements in medical treatments and bionic engineering solutions designed to mimic,support,and enhance the natural recovery processes of intervertebral discs.展开更多
文摘Accurate water level measurement in nuclear reactors,particularly in PWRs(pressurized water reactors)and BWRs(boiling water reactors),is essential for ensuring the safety and efficiency of reactor operations.K-type HJTCs(heated junction thermocouples)are widely used for this purpose due to their ability to withstand extreme temperatures and radiation conditions.This article explores the role of HJTCs in reactor water level measurement and compares the performance of 2-wire and 3-wire connections.While the 2-wire connection is simple and cost-effective,it can introduce measurement inaccuracies due to wire resistance.In contrast,the 3-wire connection compensates for lead resistance,offering more precise and reliable measurements,particularly in long-distance applications.This paper discusses the operational considerations of these wiring configurations in the context of nuclear reactors and highlights the importance of choosing the appropriate connection type to optimize safety and measurement accuracy in PWR and BWR reactors.
文摘深入探讨了一种嵌入式云开发平台的虚拟机管理技术,通过结合Visual Studio Code插件开发框架、Spring Boot、Libvirt、QEMU等技术,实现了基于QEMU的虚拟机创建、销毁、重启等操作。详细介绍了该系统的设计与实现,包括虚拟机管理模块的架构设计、功能实现及技术细节。基于该研究成果,嵌入式开发人员可以在云开发平台中直接进行虚拟机管理操作,从而提高嵌入式系统开发的效率和便捷性。
文摘在医疗领域,医疗设备是不可或缺的辅助工具,其操作能力和设备的运用效果直接影响到医疗服务的质量与患者的康复速度。医护人员对医疗设备的操作能力不仅是对基本技能的要求,更是医疗实践的必需条件。为确保不同医疗设备的使用效果,医护人员应当积极参与培训,全面了解并熟练掌握相关的设备操作理论知识和专业技能。立足传统培训模式的不足之处,此次研究基于 VS 平台设计了一个医疗设备在线培训系统,系统包含“用户管理”和“在线学习”以及“在线答题”三个大模块,可以为用户提供各种在线学习资料与多种形式的学习、考试等服务。该系统通过提供系统化的培训课程和学习资源,旨在帮助医护人员掌握最新的行业知识、技术技能以及产品应用等知识和技能,促使医护人员不断提升自身的专业素养,以更好的使用各种医疗设备。
文摘Gastric cancer(GC)represents a significant global health burden due to its high morbidity and mortality.Specific behaviors of GC sub-types,distinct dissem-ination patterns,and associated risk-factors remain poorly understood.This editorial highlights several key prognostic factors,including pathological staging and vascular invasion,that impact GC.It examines a recent study’s investigation of differential metastatic lymph nodes distribution and survival in upper and lower GC sub-types,focusing on histological characterization,pathophysiology,usage of neoadjuvant chemotherapy,and additional predictive determinants.We assess the statistical robustness and clinical applicability of the findings,un-derscoring the importance of treating GC as a heterogeneous disease and em-phasizing how tailored surgical approaches informed by lymph node distribution can optimize tumor detection while minimizing unnecessary interventions.The study’s large cohort,multi-center design,and strict inclusion criteria strengthen its validity in guiding surgical planning and risk-stratification.However,inte-grating genetic and molecular data is critical for refining models and broadening applicability.Additionally,recurrence-metrics and infection-related factors,such as Helicobacter pylori and Epstein-Barr virus,absent in the original study,remain vital for directing future research.By bridging metastatic patterns with pros-pective methodologies and inclusion of diverse populations,this editorial pro-vides a framework for advancing early detection and personalized GC care.
文摘Within the consistent daily rhythm of human life,intervertebral discs endure a variety of complex loads beyond the influences of gravity and muscle forces,leading to significant morphological changes(in terms of volume,area,and height)as well as biomechanical alterations,including an increase in disc stiffness and a decrease in intradiscal pressure.Remarkably,the discs demonstrate an ability to regain their original morphological and biomechanical characteristics after a period of nocturnal rest.The preservation of normal disc function is critically dependent on this recovery phase,which serves to forestall premature disc degeneration.This phenomenon of disc recovery has been extensively documented through numerous in vivo studies employing advanced clinical techniques such as Magnetic Resonance Imaging(MRI),stadiometry,and intradiscal pressure measurement.However,the findings from in vitro studies present a more complex picture,with reports varying between full recovery and only partial recuperation of the disc properties.Moreover,research focusing on degenerated discs in vitro has shed light on the quantifiable impact of degeneration on the disc ability to recover.Fluid dynamics within the disc are considered a primary factor in recovery,yet the disc intricate multiscale structure and its viscoelastic properties also play key roles.These elements interact in complex ways to influence the recovery mechanism,particularly in relation to the overall health of the disc.The objective of this review is to collate,analyze,and critically evaluate the existing body of in vivo and in vitro research on this topic,providing a comprehensive understanding of disc recovery processes.Such understanding offers a blueprint for future advancements in medical treatments and bionic engineering solutions designed to mimic,support,and enhance the natural recovery processes of intervertebral discs.
