upper stream water中文什么意思

例句与用法

1. This thesis is main analysis three gorges project to the great significance of the yangtze river shipping with main influence , make use of the safe condition of magistracy of yangtze river trunk line to synthesize the valuation way , to yangtze river upper stream water top transportation safety proceed take the gauge of , reason of detailed analysis trouble , find out the safe weak link that ascend of management , actual circumstance after join teetering the three gorges water area the water , bring up to establish the three gorges water area the shipping safety management system ' s speculation , provide the upper grade to test , then slice solid enhance the water on the transportation safe manage , and insure the three gorges water area the water on the transportation the stability of the safe situation
   而近年来，长江上游船舶航行秩序不稳定，事故多发，安全形势不断恶化，使三峡库区形成后的航运安全管理显得尤为重要和突出。本文主要分析三峡工程对长江航运的重大意义和主要影响，运用长江干线辖区安全状况综合评估办法，对长江上游水上交通安全进行评估，详细分析事故原因，找出安全管理上的薄弱环节，结合三峡库区蓄水后的实际情况，提出建立三峡库区航运安全管理体系的构想，供上级参考，以切实加强水上交通安全管理，确保三峡库区水上交通安全形势的稳定。