Journal: Metallurgical Transactions Title: ionic conductivity of solid calcium sulfide at 650 to 1000'C Authors: Kazuhiro Nagata AND Kazuhiro S. Goto Vol 5, April 1974-899
谢谢啦,但是官网上说的是“two identical passport-size photographs for each applicant, in colour or black and white, taken within the last 6 months.”而 且貌似是 50 mm x 70 mm ,有点夸张啊~~ 两寸的应该没问题吧