有保留的承诺

qualified acceptance 附条件承诺；有保留的承诺；附条件承兑 指对原有要约条款作有改动的附条件承诺〔conditional acceptance〕或部分承诺〔partial acceptance〕，其效力相当于反要约〔counter offer〕。尤指附条件承兑，即流通票据的承兑人对票据条款作有变动。