Equation of Tooth Profile
parameter of tooth profile
Tooth profile of cycloidal gear
tooth profile of inner gear
profile angle of turbine
action-angle-angle transformation
Angle of edge direction
increment of angle of internal friction
phase angle {angle of phase difference}
variation of angle of attack
formula of transformation of n-fold integrals vari
law of transformation of nutrients
rate of transportation of bed load
transportation transportation of dangerous goods