The utility model is applied in the high speed heavy load railway transportation field.
本实用新型应用于铁路高速重载运输领域。
This paper presents a new transportation technics for heavy oil in pipeline.
本文介绍一种可应用于高粘度稠油管输的新工艺。
This paper presents a new transportation technics for heavy oil in pipeline.
本文介绍一种可应用于高粘度稠油管输的新工艺。
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