Seasonal Fluctuations × Required Skills

Vehicle Construction Machinery Operation (1) Vehicle-Mounted Construction Machinery Driving (1) Vehicle-Type Construction Machinery Operation (1) Vessel Operation (1) Waste Management (1) Water Management (1) Water Quality Inspection Management (1) Water Quality Observation (1) Water Quality and Environment Monitoring (1) Water Quality and Environment Observation (1) Watering and Drainage Management (1) Waterproof Material Mixing (1) Waterproofing Treatment (1) Wearing and Inspecting Safety Equipment (1) Weather Condition Judgment (1) Weather Information Interpretation (1) Weather Information Provision (1) Weather and Tide Information Check (1) Weighing (1) Welding Skills (TIG, Semi-automatic) (1) Welding and Brazing Skills (1) Winch and Pulley Operation (1) Wire Binding Fixation (1) Wire Connection (1) Wire Mesh Installation Technique (1) Wire Rope Inspection (1) Withering Equipment Operation (1) Wood Processing Techniques (1) pH and Sugar Content Measurement Analysis (1)