Outdoor Work × Required Skills

Refractory Brick Construction (1) Refractory Brick Installation (1) Refractory Covering Material Application (1) Refractory Mortar Application (1) Relay Equipment Operation (1) Repair Skills (1) Report creation (1) Rescue Equipment Operation (1) Reservation Management System Operation (1) Reservation Procedures (1) Resin Measuring and Mixing (1) Resin Processing (1) Resin Processing (Compounding and Injection) (1) Rickshaw Operation (1) Ridge Making (1) Rigging Inspection Management (1) River Knowledge (1) Road Construction (1) Road Marking (1) Road Marking Painting Machine Operation (1) Road Sign Installation (1) Road Structure Knowledge (1) Road Traffic Act Knowledge (1) Road Traffic Law Knowledge (1) Roadbed Finishing (1) Roadbed Leveling (1) Roadbed Material Selection and Adjustment (1) Rock Drilling Machine Operation (1) Rock Fissure Judgment (1) Rolling Operation (1)