四次带参数PH曲线的构造方法Construction Approach of Quartic PH Curves with Parameter
杨 雪, 彭兴璇, 段 卓
理论数学Vol.13 No.3, 全文下载: PDF HTML XML DOI:10.12677/PM.2023.133043, March 8 2023
电压暂降影响因素和基于DVR的治理方法研究Research on Influential Factors of Voltage Sage and Suppression Methods Based on DVR
陈正华, 陈 浩, 李培培 国家自然科学基金支持
电气工程Vol.6 No.1, 全文下载: PDF HTML XML DOI:10.12677/JEE.2018.61001, January 12 2018
基于新课标理念的高中英语新教材练习系统研究——以译林版为例Research on the Practice System of New English Teaching Materials for Senior High School Based on the Concept of New Curriculum Standards—Taking Yilin Edition as an Example
陆毓辰, 沈 悦, 潘 娟 科研立项经费支持
教育进展Vol.14 No.2, 全文下载: PDF HTML XML DOI:10.12677/AE.2024.142250, February 26 2024
关于工业园区投资环境评价指标体系的研究Research on Industrial Park Investment Environment Evaluation Index System
孙凤海, 孙也淳
可持续发展Vol.5 No.3, 全文下载: PDF HTML XML DOI:10.12677/SD.2015.53010, July 13 2015
公园城市背景下城市公园吸引力评价研究——以成都市6个公园为例Research on the Evaluation of the Attractiveness of Urban Parks Based on Park Cities—Taking the Six Parks in Chengdu as Examples
薛常兵, 夏祖华, 郭曦榕
管理科学与工程Vol.12 No.4, 全文下载: PDF HTML XML DOI:10.12677/MSE.2023.124069, July 26 2023
哈尔滨松北国家湿地公园春季浮游植物功能群研究及水质健康评价Study on Phytoplankton Functional Groups and Water Quality Evaluation in Harbin Songbei National Wetland Park in May
曹 钊, 雷国康, 陈方昕, 柴一涵, 杨晨浩, 吴炳懿, 叶纯子, 于洪贤, 柴方营
植物学研究Vol.11 No.1, 全文下载: PDF HTML XML DOI:10.12677/BR.2022.111007, January 13 2022