单词	地震时期
释义	地震时期 earthquake's period
随便看	shield temporary plugging Shield tent Shield Test Air Facility Reactor shield test apparatus shield test attaratus shield test facility shield-test facility shield test pool facility shield test reactor shield the evildoer shield thickness shield tnnnel shield-toad shield tool shield tunnel Shield Tunnel and Rock Tunnel shield tunnel boring machine shield tunnel construction shield tunnel Entr ance/Exit Ring Shieldtunneling shield tunneling shield-tunneling shield tunneling construction Shield tunneling direction control technology shield tunneling machine