单词	rotary piston gas meter
释义	rotary piston gas meter 旋转活塞式气表
随便看	ground-based rader ground-based radio astronomy Ground-based remote sensing ground based repeater ground-based repeater ground based scanning Ground-Based Scanning Antenna System Ground-based scatterometer ground-based simulated experiment ground-based sounding tribution ground based spraying ground based station ground-based station Ground-Based Support Equipment Ground-Based Support Navigation ground-based surface-to-surface missile Ground-Based Surveillance and Tracking System ground-based system ground-based telemetry and control radar ground-based telescope ground based terminal ground-based terminal ground-based testing ground-based traffic control ground based training device