invent [ɪn'vɛnt] 发明 变形 invention 发明
3 procedures of patent application: substantive examination, publication and gra
专利(patent),从字面上是指专有的权利和利益。“专利”一词来源于拉丁语Litterae patentes,意为公开的信件或公共文献,是中世纪的君主用来颁布
The invention of infrared snsors water saving system help us succeed in applica
patentj既是名词 还是形容词性
优质论文问答问答知识库