“Professional standards”的意思、由来-开放百科全书

词条	Professional standards
释义	SeeNational Occupational Standards
随便看	Unit One (disambiguation) Uni-Top Airlines Unitor Unit phasor Unit prefixes Unit price information in supermarkets Unit Price Information - Supermarkets Unit Price Information – Supermarkets Unit pricing Unit pseudovector Unit quaternions Uni-trak Uni-Trak Unit Rig Unit Rig & Equipment - Lectra Haul Unitrim Unitrin Unitrin Building Unitrin Direct Auto and Home Insurance Unitrin Direct Auto Insurance Unitrin Inc v American General Corp. Unitri/Uberlândia Unit root process Units and Commands of the Schutzstaffel Unit set

开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。