《汉书·百官公卿表序》对秦王朝及西汉前期实行的赐爵制度的二十等爵的爵名与顺序有明确记载:“爵一级曰公士,二上造,三簪褭,四不更,五大夫,六官大夫,七公大夫,八公乘,九五大夫,十左庶长,十一右庶长,十二左更,十三中更,十四右更,十五少上造,十六 ”Han Baigong Gong Qing table order“ on the Qin Dynasty and the Western Han Dynasty pre-implementation system of the twenty-second Grand Duke of knighthood and the order and there is a clear record: ”Grand said a citizen, two made, three hairpin褭, four not more, five doctors, six official doctor, seven male doctor, eight public riding, nine five doctor, ten left Shu Chang, eleven right Shu length, twelve left more, thirteen in the more, fourteen right , Fifteen less made, sixteen