English to Russian Tech/Engineering Construction / Civil Engineering

***An impact pad*** comprising an upper part, a middle part and a lower part, the said upper part being configured as a single piece with a plurality of protrusions on the under side thereof facing the middle part, such that the protrusions are adapted to fit into the grooves provided on the top surface of the middle part, the bottom surface of the middle part being provided with a third part, namely means fro fastening impact pads on the main support frame with clamps.


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