JT/T 32.6-93 交通行业工人技术等级标准航标航测航标灯器修理工
JT/T 32.6-93 Technical grade standards for workers in the communications industr...
行业标准2023.07.18
JT/T 32.6-93 Technical grade standards for workers in the communications industr...
行业标准2023.07.18
JT/T 32.7-93 Technical grade standards for workerns in the communications indust...
行业标准2023.07.18
JT/T 32.8-93 Technical grade standurds tor workers in the communications industr...
行业标准2023.07.18
JT/T 32.10-93 Technicnl grnde standards for workers in the communications Indust...
行业标准2023.07.18
JT/T 32.9-93 Technlcal grade standards for workers in the communications industr...
行业标准2023.07.18
JT/T 32.12-93 Technical grade staodards for workers in the communications indust...
行业标准2023.07.18
JT/T 32.11-93 Technlcnl grade standards for workers in the communiceations indus...
行业标准2023.07.18
JT/T 32.13-93 Techalcal grade standards for workers in the communications indust...
行业标准2023.07.18
JT/T 32.14-93 Technical grade standards for workers in the communications indust...
行业标准2023.07.18
JT/T 32.15-93 Technical grade standards for workers in the communications indust...
行业标准2023.07.18