“Hardness tester”的意思、由来-开放百科全书

词条	Hardness tester
释义	SeeHardness
随便看	History of Sanming History of Sanmu History of San Nicolás de los Arroyos History of Sanniquellie History of Sano, Tochigi History of San Pablo, California History of San Pablo, Laguna History of San Patricio, Texas History of San Pedro, Buenos Aires History of San Pedro, Coahuila History of San Pedro de Ycuamandiyú History of San Pedro Garza García History of San Pedro, Laguna History of San Pedro Pochutla History of San Quintín, Baja California History of San Rafael, Arizona History of San Rafael, California History of San Rafael, Mendoza History of San Ramon, California History of San Ramón, Costa Rica History of Sanremo History of San Saba, Texas History of San Salvador History of San Salvador de Jujuy History of San Salvador, Entre Ríos

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。