可以这样翻译The main research content of this paper are as follows或者the main topics of this thesis are as follows
the main topics of this thesis are as follows follows are the original points of this thesis.
调查研究：（n.)investigationandstudy1.Weinvestigatedandstudiedthisenvironmentalproblem.2.Investigationandstudyisbasicskillofgovernmentstaffmembers.
246 浏览 3 回答
199 浏览 3 回答
104 浏览 5 回答
148 浏览 4 回答
345 浏览 6 回答
122 浏览 2 回答
151 浏览 2 回答
237 浏览 8 回答
337 浏览 6 回答
119 浏览 5 回答
132 浏览
230 浏览
178 浏览
257 浏览
245 浏览
为萍伤心航
