national patent

• 国家专利

national patent的用法和样例：

例句

1. In recent years, company Zeng Duoge the product has attained the national monopoly.
   近年来，公司曾多个产品已获国家专利。
2. A number of technology products and national patents, and products have become the world's original support of the new Spunlace cloth.
   多项产品和技术获得国家专利，并有多支产品成为全球独创的新型水刺布。