QB/T 3826-1999.orrosion-resistant testing method of the metal deposits and conve...

行业标准2023.07.20

QB/T 3825—1999.Testing method of the white chromatic conversion coatings existan...

行业标准2023.07.20

QB/T 3823-1999.Porosity testing method of the metal deposits for the lightindust...

行业标准2023.07.20

QB/T 3822-1999.Hardness testing method of the metal deposits for the light fndus...

行业标准2023.07.20

QB/T 3821一1999.A dhesion testing method of the metal deposits for the llghtindus...

行业标准2023.07.20

QB/T 3817-1999.Thickness testing method of the metal deposits andconversion coat...

行业标准2023.07.20

QB/T 3816-1999.Thickness testing method of the metal deposits andaluminum oxide...

行业标准2023.07.20

QB/T 3815-1999.Tbickness testng methodof the metl deposits for the llgbtindmstrl...

行业标准2023.07.20

QB/T 3814-1999.Suriace examlnation method of the metal deposlts and coaverslon c...

行业标准2023.07.20

QB/T 3813-1999.QB/T 3813适用于测定皮革成品分类分级时的厚度。1仪器用长臂定重式厚度测定仪，在下述规定点上进行测定。测定方法按GB 468...

行业标准2023.07.20