{HEAD ~ The machine frame} 1, wherein {TAIL ~ the module} is configured to be solid locally on the portion connected to the cross arm to increase the mass with respect to other frame parts 
wherein
{ HEAD ~ The machine frame } 1 , wherein { TAIL ~ the module } is configured to be solid locally on the portion connected to the cross arm to increase the mass with respect to other frame parts
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH