单词	潜没管
释义	潜没管submerged tube
随便看	perpendicular or upright line, perpendicular parking perpendicular plane perpendicular plate perpendicular polarization perpendicular portion perpendicular recording perpendicular recording media perpendicular replenishment at sea perpendiculars perpendicular separation perpendicular slip perpendicular space perpendicular strata perpendicular stratum perpendicular style perpendicular surveying perpendicular system perpendicular throw perpendicular type perpendicular vector perpendicular vibration perpendikel perpendikulär perpending