英文缩写是QD =Qualified，中文意思是adj.

有资格的;具备…的学历(或资历);具备…的知识(或技能);符合资格;有限度的;有保留的;有条件的;

v.

合格;取得资格(或学历);使合格;使具备资格;有权，使有权(做某事);

展开释义

例句

The supplier shall provide adequate on-site service and after-sale support and assign qualified representatives for assisting the installation, commissioning, starting and on-site training of the jacket ball valve.

供货商应提供强有力的现场服务与售后支持，并配备有资格的现场代表配合夹套球阀（jacketballvalve）的安装、试运行、启动、和现场培训。