About NAGATA TATSUHIKO
About 日本風力エネルギー協
About 風力エネルギー利用シンポジウム
About vertical axis wind turbine
About stabilization
About mechanism
About blade(machine element)
About combination
About binding and coupling
About wind power generation
About marine
About utilization
About possibility
About 自己安定型垂直軸風車
About 垂直翼
About 水平翼
About Wind energy
About Blowers,compressors,wind turbines
About Wind power generation
About 自己
About 垂直軸風車
About 提案
About 洋上風力発電
About 応用