{HEAD ~ The main advantage} of the invention is that {TAIL ~ the main forces} and main vibrations between the mineral casting module and the cross arm are absorbed or damped directly in the near area of the connection within the modular unit they form 
{ HEAD ~ The main advantage } of the invention is that { TAIL ~ the main forces } and main vibrations between the mineral casting module and the cross arm are absorbed or damped directly in the near area of the connection within the modular unit they form
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