Fig. 1

Centrifuge test box: (a) test box during the pre-consolidation stage; (b) back of the test box; (c) front elevation with 2-D actuator assembled and side view of the 2-D actuator.
Centrifuge test box: (a) test box during the pre-consolidation stage; (b) back of the test box; (c) front elevation with 2-D actuator assembled and side view of the 2-D actuator.