R8测试车是试制品，在二百英里的测试中多次被证明是冠军。
The R8 test car , a pre-production model , proved repeatedly in200 miles that it was a winner .
鉴定表明，试制品具有与国外产品同等质量的水平。
The experimental result showed that the quality of tested samples are the same as that of foreign product .
试制品试制品试制品