单词	levelling staff
释义	levelling staff 水准标尺
随便看	impact transmitter impact tube impact-type drill machine impact-type energy dissipator impact type insole stapling machine impact-type pneumatic tool impact type rotary cutter impact typesetting impact upon impact value impact-vane anemometer impact velocity impact velocity of the pendulum impact vibration damper impact vibration on bin wall impact viscometer impact viscosity impact wave impact wear impact wear test impact wear theory impact weight impact wheel impact winter impact winters 无胫而走无能为力无能为役无般不识无虑无忧无虑无思无衣之赋无补于事无言可对无计可奈未亡人未分化未刊未到未婚未完未完成未定未定稿未必のこい