孔槽形谐振腔

macular hole

slotted hole screen (needle slot screen, bar screen)

tapped hole

coffee shot-hole borer【植保】;Dryocoetes coffeae Egg【植保】

aperture size【矿】;dimension of screen hole【油气】;mesh size【粮食】

anchor hole depth

den【动】;hideout【动】;hole【动】

pin-hole leak