A.23.4m,25.4m B.22.4m,24.4m,26.4m C.21m,23m,25m,27m D.22m,24m,26m
A.±1.89mm B.±2.39mm C.±2.56mm D.±0.86mm
A.吃水改正 B.轉(zhuǎn)速改正 C.溫度改正 D.聲速改正