异形齿形零件
special tooth-shaped part
渐开线型圆柱形叶片
Cylindrical Blade with Involutes Contour
扇形叶片混合机
sector lamina mixing equipment
叶片形态
Leaf morphogenesis
leaf morphological factor
leaf morphology
leaf morphological
leaf shape
叶片形态分析
morphological analyses of leaf
叶片形态结构
leaf morphological structure
Morphological structure of leaf blade
leaf morphology and structure
Leaf morphology and sturcture
叶片形态学性状
Leaf morphological traits
叶片形态指标
leaf morphological indexes