线路设计的步骤先后顺序是The sequence of the steps in route design is
A.
实地调查-修改方案-实地调查 field investigation-revision plan-field investigation
B.
室内设计-访谈修正-实地调查 predesign-interview correction-field investigation
C.
访谈设计-实地调查-修正方案 interview design-field investigation-revision plan
D.
电脑设计-实地调查-资料整理 computer design-field investigation-data collation