JT/T 34.4-93 Technical grade standards for workers in the communications industry-Communications survey-Testers for highway engineering.1主题内容 与适用范圈JT/T 34.4规定了...
JT/T 34.3-93 TechnIcal grade standards for workers in the communications industry-Communications survey-Surveyors for highway engineering.1主题内容 与适用范围JT/T 34.3规定了...
JT/T 34.2-93 Technical grade standards for workers in the communications industry-Communications survey-Surveyors in engineering of navigational matters1主题内容 与适用范圈...
JT/T 34.1-93 Technical grade standards for workers in the communications industry-Communications survey-Prospectors.1主题内容与适用范圈JT/T 34.1规定了勘探工的等级、...
JT/T 33.32-93 Techntcal grade standards for workers in the communications industry-Communicatlons engineering-Crane workers on ship.1主题内容 与适用范围JT/T 33.32规定了航...
JT/T 33.31-93 Technical grade standards for workers in the communications industry-Communications engineering-Piling workers on ship.1主题内容与适用范围JT/T 33.31规定了航...
JT/T 33.30-93 Technical grade standards for workers in the communications industry-Communications engineering-Barge operators.1主题内容与适用范围JT/T 33.30规定了航务工程...
JT/T 33.29-93 Technical grade standards for workers in the communications industry-Communications engineering-Repair workers of road machinery.1主题内容 与适用范围JT/T 33.2...
JT/T 33.28-93 Technical grade standards for workers in the communications industry-Communications engineering-Operating workers of cement and concrete paver.1主题内容 与适用范...
JT/T 33.27-93 Technical grade standards for workers In the communlcations industry-Communications engineering-Operating workers of cement and concrete mixing equipment.1主题内容...
