【计】 穿孔模式

macular hole

peep hole

one radish one hole-each has his own work to do; there is nobody to spare

slotted hole screen (needle slot screen, bar screen)

hole marker with hole sensor, data processing

ventilating cavity (vent hole)

air hole【机】;air-breather【机】;airflow orifice【机】

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