outdoor fiber optic cables connection
室外光缆敷设 Outdoor fiber optic cables installation 室外光缆接续 Outdoor fiber optic cables connection 机房内工程的培训、指导、监督 Training, directing, & supervising inside of central office engineering: ..
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outdoor fiber optic cables connection
室外光纤电缆连接
以上为机器翻译结果，长、整句建议使用 人工翻译 。