About SATO KAZUFUMI
About 福山職業能力開発短大
About プラスチックス
About energy saving
About countermeasure
About compressor
About compressed air
About production facility
About pressure measurement
About improvement
About piping(system)
About pipe line
About large diameter pipe
About shortest route problem
About pressure loss
About electric power consumption
About electricity rate
About cost reduction
About food factory
About small-to-medium-sized enterprise
About Energy consumption and energy saving
About General
About Blowers,compressors,wind turbines
About Piping design and work
About 製造業
About 省エネ
About 推進