A conveying system in a production line for conveying a plurality of {HEAD ~ objects} includes {TAIL ~ a conveying route} 
A conveying system in a production line for conveying a plurality of { HEAD ~ objects } includes { TAIL ~ a conveying route }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL