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Concrete pump concrete Why fight when called?
Publisher:admin  Time:2013/10/25 15:14:16  Click:2461

When playing some concrete pump concrete will be issued a sharp cry, the sound mainly from transport tanks, but check the piston, no strain, the lubrication system normal reasons for different heart cylinders and transport tanks, transport cylinder wall thickness is thin, in operation, the fuel tank to produce resistance, causing vibrations to pass out through the delivery cylinder, purring.

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