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In the production, it is often necessary to measure the spring force of the spring. In the absence of the spring force detecting device, the scale can be converted into a simple measuring elastic device. As shown in the figure, the bracket 3 is bent by a steel pipe or a corner, and is welded to the nut seat 7 and the bottom plate 1, respectively. In order to make the screw 12 only move up and down
The reason why some works become Famous Paintings is that the connotation they are intended to express is eternal. Although they were born in that era, they are also the major themes we pursue together in modern times. With the background of the times at that time and the subjective expression and refinement of painters, the works created in this way are called famous paintings, so they have far-reaching influence.
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