19 May The first MTB cycling An activity in TOUR FOR LIFE My first mountain biking. Although it wasn’t on a real mountain, the road was rough, with lots of roots and gravel, and some boardwalks. The weather was fine at first. On our way back, we encountered storms and hail, and we were soaked […]
1、Web of science https://www.webofscience.com/wos/woscc/basic-search 2、Ei Engineering https://www.engineeringvillage.com 3、IEEE xplore https://ieeexplore.ieee.org/Xplore/home.jsp 4、Elsevier https://www.sciencedirect.com/ 5、SrpingLink https://link.springer.com/ 6、Nature https://www.nature.com/ 7、PNAS https://www.pnas.org/ 8、Socopus https://www.scopus.com 9、Google Scholar https://scholar.google.com/