1 Subjects: “...coupling-coordination degree...”

2 Subjects: “...coupling coordination...”

3 Subjects: “...coupling coordination relationship...”

4 Subjects: “...coupling coordination...”

5 Subjects: “...coupling coordination degree...”

6 Subjects: “...coupling coordination degree...”

7 Subjects: “...coupling coordination degree...”

8 Subjects: “...coupling coordination degree model...”

9 Subjects: “...coupling coordination degree...”

10 Subjects: “...coupling coordination...”

11 Subjects: “...coupling coordination...”

12 Subjects: “...coupling coordination degree...”

13 Subjects: “...improved coupling coordination model...”