first minor flank angle 意味

• first minor flank angle
  第一副逃げ角[機械]
  

• minor flank angle:    minor flank angle副逃げ角[機械]
• secondary minor flank angle:    secondary minor flank angle第二副逃げ角[機械]
• first minor flank:    first minor flank第一副逃げ面[機械]