arbitrary datum

T50095 98 ... 3.2.20.3 容许最稀站网 minimum network 3.3.1.2 假定基面 arbitrary datum 3.3.1.3 测站基面 station datum ...

石油英语词汇_专业词汇... ... arbitrary average 任意平均数 arbitrary datum 任意起算值 arbitrary deviation 任意偏差 ...