因此，深入研究港口产业集群的复杂性，从而有效地协调港口产业集群内部企业之间的关系，是一个十分具有现实意义的问题。
So it has much practical meaning to study the complexity of port industrial clusters in-depth, sequentially to harmonize the interior relation effectually among enterprises.
进入新世纪，我们有必要对近年来史学回顾思潮出现的原因，回顾的内容、方法、形式特点和现实意义等问题做一些初步的探讨。
At present time, it is much important for us to study the reasons about the ideological trend of historiography and also, about its contents, characteristics and the actual significance.
而且，本文在分析了国内供应链企业合作中的一些问题后提出了一些改进的建议，有一定的现实意义。
Moreover, this analysis of the domestic supply chain enterprises in a number of questions put forward some recommendations for improvement, there is certain practical significance.
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