날개끝 노출

Tip Emergence

날개끝 누출

Tip Leakage

날개끝 캐비테이션

Tip Cavitation

날개끝 틈새

Tip Clearance

날개끝판

Boundary Plate

날개효율

Blade Efficiency

납땜인두

Soldering Iron

납망치

Lead Hammer

납실

Lead Wire

납피복

Lead-alloy-sheathing