定位研究 located research
Massachusetts Institute of Technology (MIT) is a private research university located in Cambridge, U.K..()
A、Survey research
B、Experimental research
C、Correlational research
D、Causal-comparative research
A、选取研究对象; Select research object;
B、选取研究对象;独立受力分析; Select the research object; Independent force analysis;
C、选取研究对象;独立受力分析;选取坐标系; Select the research object; Independent force analysis; Select the coordinate system;
D、选取研究对象;独立受力分析;选取坐标系;列方程求解; Select the research object; Independent force analysis; Select the coordinate system; Solving equations;
A、Survey research
B、Experimental research
C、Correlational research
D、Causal-comparative research
A、Survey research
B、Experimental research
C、Correlational research
D、Causal-comparative research
为了保护您的账号安全,请在“简答题”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!