A.臺站自動氣象站實時觀測數(shù)據(jù) B.臺站歷年氣候數(shù)據(jù) C.臺站天氣報告數(shù)據(jù)
A.100 B.200 C.500
A.基巖觀測墩 B.砂石觀測墩 C.土層觀測墩