Develop as Chinese economy, chinese railroad transportation enterprises is about to enter high cost to period.
随着中国经济发展, 中国铁路运输企业即将进入高成本增长期.
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For example, railroad transportation is more efficient than road transportation for an emission position.
举例来说, 铁路运输是更有效率,比公路运输为一排放的立场.
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