In the first, male competition and intrasexual selection produce relatively short, simple songs used mainly in territorial behavior.

在第一种情况下，雄性竞争和性内选择产生相对简短的鸣声，主要用于地盘行为。

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Enterprise cluster is a territorial network between enterprises and outside market. The competition of value chains became the key point getting longer-term competitive advantages.

企业集群作为介于市场和企业之间的区域性企业网络，其价值链的竞争成为了获取区域竞争优势的核心。

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Enterprise cluster is a territorial network between enterprises and outside market. The competition of value chains became the key point getting longer-term competitive advantages.

企业集群作为介于市场和企业之间的区域性企业网络，其价值链的竞争成为了获取区域竞争优势的核心。

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