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
我们知道,引导定语从句的关系代词有that,which,who,whom,whose等和关系副词when,where,why等。that和which引导定语从句所修饰的先行词通常是指物的名词,并且当它们在从句中
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