单词	impeller hub ratio
释义	impeller hub ratio 轮轮毂比
随便看	superlattice graded bandgap layer superlattice growth superlattice high speed switch device super lattice high speed switch device superlattice laser superlattice line super-lattice magnetic material superlattice material superlattice materials superlattice ordering superlattice ordering of defects superlattice reflection superlattice reflections superlattices super-lattices superlattice semiconductor superlattice solar cell superlattice structure superlatives superlattice super lattice super-lattice superlattice symmetry superlattice TiN/AlN nano-multilayer superlattice type magnet