초음파유량계

Supersonic Type Flow Meter

초음파탐상기

Ultrasonic Reflectoscope, Ultrasonic Detector

초음파탐상시험

UT : Ultrasonic Test

촉

Chock

총적량

Gross Capacity

총조립

Grand Assembly, Pre-erection, Pre Erection : PE

총톤수

Gross Tonnage

최고전압

Maximum Voltage

최대사용압력

Maximum Working Pressure

최대속력

Maximum Speed