The vibration source of the falling sand machine is divided into mechanical, electromagnetic and pneumatic.

落砂机的振动源分为机械﹑电磁和气动。 。

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Of course, according to the actual condition of material, including the whole equipment includes vibrating feeder, conveyer belt (belt machine), vibrating screen and wash the sand machine.

当然，根据实际物料情况，其中整套设备还包括振动给料机、输送带(皮带机)、振动筛和洗砂机。

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There were just a handful of officers, armed only with machine guns, no sand-bagged positions, no heavy weapons, no armoured vehicles.

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Users are throwing sand in Intel's money-making machine with their growing reluctance to pay a premium for PCs with powerful new chips.

ECONOMIST: Intel

"There was a guy who had a machine that could put company logos on the sand at beaches and in sand traps on golf courses, " he says.

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