... 烧铸坑 casting-piston 铸坑工作 pit practice 铸坑起重机 centre casting crane; centre-casting crane ...
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The computer-controlled A380 mock-up, the only one in the U.S., is located in a fire pit so firefighters can simultaneously practice fighting fires outside and saving people inside.
WSJ: Airplane Fires: Dallas-Fort Worth International Airport's Firefighter Training
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