瞳孔孔径  pupil aperture

变面积孔板流量计  GILFLO flow meter

单位表面积孔隙数量  the number of pore per area

分流孔面积  porthole area

铰孔面积  reamed area

开孔面积  opening area

开孔面积率  open free area

孔面积  Foramen area; cumulative pore area

喷孔面积  nozzle hole area

气孔面积  stoma area; Stomata opening

烧孔面积  hole-burning area

天线孔面积  antenna aperture area

有效阻抗孔面积  the section of the effective impedance hole

中孔面积比率  middle-hole-area ratio

主油孔面积  main orifice area

凹面面积  concave area

表面面积  supravital staining; surface area; superficial area

表面面积变化  areal deformation

表面面积系数  surface area coefficient; surface area factor