About OZAKI TOSHINORI
About 日立電線 総技研
About ISHIKAWA YUICHI
About vacuum equipment
About Corrosion and corrosion prevention in general
About Vacuum production and techniques
About 金属表面
About 腐食
About 侵食
About 現象
About 真空機器
About 銅
About 銅合金
About 腐食損傷