professional knowledge of mobile telecommunication terminals
Related Translations:
知识: 1.(认识和经验的总和) knowledge; know-how; science 短语和例子知识更新 update one's knowledge; the advancement of one's knowledge; 知识化 、专业化 become knowledgeable and professional; 知识就是力量。 knowledge is power.2
专业: 1.(学校学科分类)specialized subject; special field of study; speciality; discipline 短语和例子这个系有四个专业。the department offers four specialities.2.(生产部门的各业务部门) specialized trade or profession; special