【电】 cavitation coefficient
aperture; bore; foramen; hole; os; ostium; vulva
【化】 hole; opening
【医】 apertura; aperturae; aperture; bore; coel-; foramen; foramina; hiatus
mesh; opening; pore; Pori; porosity; porus; trema
corrode; erode; lose
coefficient; modulus; quotiety
【计】 coefficient
【化】 coefficient
【医】 coefficient; quotient
【经】 coefficient; parameter; quotient