용융금속방울

Globule

용융속도

Melting Rate

용융아연조

Zinc Bath

용융재취입식(분말식)가스절단

Flux Injection (Powder) Gas Cutting

용입

Penetration, Weld Penetration

용입불량

Lack of Joint Penetration, Incomplete Penetration

용적

Capacity, Volume

용적도

Capacity Plan

용적화물

Measurement Cargo

용접

Fusion Welding