词汇	snorkel life
释义	snorkel life 浸渍管寿命
随便看	vertical vertigo vertical vessel vertical vessels vertical vessels supported by skirt vertical vessel supported by skirt Vertical vessel with elliptical head Vertical vias vertical vibrating centrifugal hydroextractor vertical vibrating conveyor vertical vibrating system vertical vibration vertical vibration amplitude vertical vibration analysis vertical vibration characteristic vertical vibration isolation vertical vibration of rail Vertical vibrations vertical vibration system vertical view vertical viewing vertical views program Vertical virescence vertical viscometer vertical visibility Vertical visibility 50m in fog