Home / Standards / GB/T 1551-2009 GB/T 1551-2009 Abolished Test method for measuring resistivity of monocrystal silicon 硅单晶电阻率测定方法 Standard Type GBT ICS 29.045 CCS H80 Status 废止 Issue Date 2009-10-30 Implementation 2010-06-01 Responsible Dept 国家标准委 Drafting Unit N/A