| 摘要 |
In the paper machine blade holder equipped with the elastic tubes 2, 4 and 5 back of the blade 3, or the pressure plate, is supported on the tube 2 filled with fluid favorable liquid and on the other side of the blade 3 there is another tube 4, shifted relatively to the tube 2, also filled with fluid favorable liquid and the third tube 5 connected to the source of compressed air.
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