JT/T 32.5-93 Technical grade standards for workers in the communications industry-Aids to narigntion...
JT交通运输标准
JT交通运输标准
JT交通运输标准
JT/T 32.4-93 交通行业工人技术等级标准航标航测航标保养工
JT/T 32.4-93 Technieal grade standards for workers in the communications industry-Aids to navigation...
JT交通运输标准
JT/T 32.3-93 交通行业工人技术等级标准航标航测内河航标工
JT/T 32.3-93 Technical grade standards for workers in the communications Industry-Aids to navigation...
JT交通运输标准
JT/T 32.2-93 交通行业工人技术等级标准航标航测沿海航标工
JT/T 32.2-93 Technical grade standards for workers in the communications industry-Aids to navigation...
JT交通运输标准
JT/T 32.1-93 交通行业工人技术等级标准航标航测灯塔工
JT/T 32.1-93 Technical grade standards for workers in the communicatfons industry-Aids to riavigatio...
JT交通运输标准
JT/T 31.6-93 交通行业工人技术等级标准救助打捞潜水衣工
JT/T 31.6-93 Technical grade standards for workers in the communications industry-Salvage-Workers fo...
JT交通运输标准
JT/T 31.5-93 交通行业工人技术等级标准救助打捞救捞机工长
JT/T 31.5-93 Technical grade standards for workers in the communications industry-Salvage-Heads of S...
JT交通运输标准
JT/T 31.4-93 交通行业工人技术等级标准救助打捞海上救捞长
JT/T 31.4-93 Technical grade standards for workers in the communications industry-Salvage-Heads of s...
JT交通运输标准
JT/T 31.3-93 交通行业工人技术等级标准救助打捞海上救捞工
JT/T 31.3-93 Technical grade standards for workers in the communications industry-Salvage-Salvage wo...
JT交通运输标准
JT/T 31.2-93 交通行业工人技术等级标准救助打捞内河潜水员
JT/T 31.2-93 Technical grade standards for workers in the communientlons industry-Salvage-Inland wat...
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