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1·The hoisting airbag is a new type of pneumatic jack and used in special hoisting territory.

起重气袋是一种新型气动千斤顶，用于特殊起重领域。

2·The anchor pile support apparatus for pneumatic caisson includes bearing block, jack, steel bracket, anchor pile and expanded pile head.

本发明公开了一种气压沉箱锚桩支承装置，包括垫块、千斤顶，钢托架，锚桩，桩顶扩大头。