Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1004-2326|volume|7|30-33

ISSN： 1004-2326

Source： 实验教学与仪器, Vol.volume, Iss.7, 2016-01, pp. : 30-33

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

Previous Menu Next