About HANDA TAKAO
About NTT 情報流通基盤総研
About HANDA TAKAO
About NTT 環境エネルギー研
About 材料試験技術
About structure(construction)
About adaptability
About steel tower
About recycle
About communication equipment
About communication cable
About painting
About environmental conservation
About energy saving
About plastic
About maintenance of facility
About solid waste
About waste treatment
About environmental compatibility
About steel structure
About waste electrical and electronic equipment
About anticorrosion coating
About Communication equipment in general
About Facilities management
About Recycling of resources
About 循環型社会
About 創出
About 社会基盤
About 設備
About メンテナンス