1 Subjects: “...habitat characteristic...”

2 Subjects: “...habitat characteristic...”

3 Subjects: “...phase-frequency characteristic...”

4 Subjects: “...contamination characteristics...”

5 Subjects: “...psychological characteristics...”

6 Subjects: “...hydraulic characteristics...”

7 Subjects: “...hydraulic characteristics...”

8 Subjects: “...psychological characteristics...”

9 Subjects: “...pollution characteristics...”

10 Subjects: “...electromechanical characteristics...”