primary ability TEF/TCF常用TEF/TCF专四

基本能力 newprimary ability的英文翻译是什么意思，词典释义与在线翻译：参考翻译主要能力

Master the basic knowledge of mechanical engineering, and have the primary ability of mechanical proMaster the basic knowledge of mechanical engineering, and have the primary ability of mechanical pro

公司的质量方针：设计创新，产品求新。