{HEAD ~ This connection structure} is composed of {TAIL ~ two insulating plates} 20A and 20B and three busbars 10A, 10B and 10C 
{ HEAD ~ This connection structure } is composed of { TAIL ~ two insulating plates } 20A and 20B and three busbars 10A , 10B and 10C
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH