About KONAMI M
About Nisso Engineering Co., Ltd., Tokyo, JPN
About TANAKA S
About Nisso Engineering Co., Ltd., Tokyo, JPN
About MATSUMOTO K
About Yokohama National Univ., Yokohama, JPN
About Powder Technology
About air conveyance
About Powder technology
About 空気輸送
About か粒
About 摩耗