supported by the Zhumadian 2023 Major Science and Technology Special Project(Grant No.ZMDSZDZX2023002);the Postgraduate Education Reform and Quality Improvement Project of Henan Province(Grant No.YJS2023JD52).
This paper employs the Direct Finite Element Squared(DFE2)method to develop Sparse Polynomial Chaos Expansions(SPCE)models for analyzing the electromechanical properties of multiscale piezoelectric structures.By incor...
分析责任制整体护理(Nursing Care Responsibility System,NCRS)联合督导式预警性干预(Supervised early warning nursing,SEWN)对重症肺炎(Severe Pneumonia,SP)的护理价值。方法 将昌黎县人民医院120名SP患者以进行均分法分两组,比较...
Aliphatic C-H groups are among the most abundant yet least reactive functional groups in organic molecules.Nature has evolved metalloenzymes such as those of the cytochrome P450 superfamily that efficiently activate i...