- biomass hierarchical structure
バイオマス階層構造[電情]
- hierarchical structure: 《コ》階層（型）構造｛かいそう（がた）こうぞう｝
- decentralized hierarchical structure: decentralized hierarchical structure分散形階層構造[電情]
- deductive hierarchical inference structure: deductive hierarchical inference structure演繹的階層推論構造[電情]
