JT/T 33.26-93 Technical grade standards for workers in the communications industry-Communications engineering-Operating workers of asphalt and concrete paver.1主题内容与适用范...
JT/T 33.25-93 Technical grade standards for workers in the communications industry-Communications engineering-Operating workers of soil stabilizer mlxer.1主题内容 与适用范围...
JT/T 33.24-93 Technical grade standards for workers in the communications industry-Communications engineering-Operating workers of asphalt and concrete mixing equipment.1主题内客与...
JT/T 33.23-93 Technical grade standards for workers in the communications industry Communications engineering-Operating workers of medium and small sized machinery.1主题内容 与适...
JT/T 33.22-93 Technical grade standards for workers in the communications industry-Communicntions engineering-Operating workers of crane.1主题内容与适用范圈JT/T 33.22规定了...
JT/T 33.21-93 Technlcal grade standards for workers in the communications industry-Communications engineering-Operating workers of mineral mixing equipment.1主题内容 与适用范围...
JT/T 33.20-93 Technical grade standards for workers in the communications industry-Communications engineering-Operating workers of excavator.1主题内容 与适用范围JT/T 33.20规...
JT/T 33.19-93 Technical grade standards for workers in the communications industry-Communications engineering-Operating workers of scraper.1主 题内容与适用范围JT/T 33.19规定...
JT/T 33.18-93 Technical grade standards for workers in the communications industry-Communications engineering-Operating workers of roller.1主题内容 与适用范围JT/T 33.18规定...
JT/T 33.9-93 Technleal grade standards for workers in the communications Industry-Communications engineering-Surveyors.1主题内容与适用范围JT/T 33.9规定了航务工程测量...
