最近,一则“老太太冒雨缴医保费被拒收现金”的消息,引发网民共情、舆论热议.与此同时,国务院办公厅印发《关于切实解决老年人运用智能技术困难的实施方案》,强调要坚持传统
In this study,for the first time,we investigate the nonlocality superimposed to the size effects on the nonlinear dynamics of an electrically actuated single-wa
We exploited a unique porous structure of the nano-covalent triazine polymer (NCTP) containing aggregation-induced emission (AIE) group to achieve controlled re
With the rapid improvements in nanomaterials and imaging technology,great progresses have been made in diagnosis and treatment of diseases during the past decad
We demonstrated a simple and environment-friendly method in the preparation of N-doped carbon/PANI (NCP) composite without binder.The structure and the property
This paper presents a single-electromagnet levitation device to measure the densities and detect the internal defects of antimagnetic materials.The experimental
Self-consolidating concrete (SCC) with manufactured sand (MSCC) is crucial to guarantee the quality of concrete construction technology and the associated prope
党的十九届五中全会决议提出,要构建多层次、多支柱的养老保险制度;《国家积极应对人口老龄化中长期规划》也提出“夯实应对人口老龄化的社会财富储备”.2020年12月19日,在北
With the rapid development of wearable smart devices,many researchers have carried out in-depth research on the stretchable electrodes.As one of the core compon