About SHIMIZU KATSUYOSHI
About NAGAI TADAHIKO
About SATOMI SHIGERU
About 東北地方整備局 釜石港湾事務所
About LEE J. H.
About 沿岸技術研究セ
About KUDAKA MASANOBU
About エコー
About FUJITA TAKASHI
About 日立造船 技研
About 海岸工学論文集
About oceanographic observation
About GPS
About Applied surveying,others
About Ocean waves,tidal current
About Natural disasters
About ブイ
About 動揺
About 大水深
About 波浪観測
About データ処理システム
About 構築