1 Subjects: “...mobile robot...”

2 Subjects: “...multi-robot systems...”

3 Subjects: “...Cartesian coordinate robot...”

4 Subjects: “...robotic welding...”

5 Subjects: “...intelligent monitoring robot...”

6 Subjects: “...mobile robot...”

7 Subjects: “...educational robotics...”

8 Subjects: “...construction robot...”

9 Subjects: “...human-robot interaction...”

10 Subjects: “...robotic manipulator...”

11 Subjects: “...autonomous mobile robot...”

12 Subjects: “...Mobile Robot Navigation...”