API 1172:2014- Recommended Practice for Construction Parallel to Existing Underground Transmission Pipelines

اختصاصی از فی ژوو API 1172:2014- Recommended Practice for Construction Parallel to Existing Underground Transmission Pipelines دانلود با لینک مستقیم و پر سرعت .

API 1172:2014- Recommended Practice for Construction Parallel to Existing Underground Transmission Pipelines