domain chain的用法和样例：
例句
- At the same time is a possession and transport infrastructure business, a relatively complete industrial chain, has a strong competitive advantage.
公司是一家同时拥有基础设施及运输业务的企业，产业链比较完整，具有较强的竞争优势。 - With tea industrial management system innovating, the tea chain management may elongate and strengthen the tea chain, increase added value of tea, enhance the competitive power.
作为茶叶生产经营制度的创新，茶叶产业链管理可以拉长茶叶产业链条，增加茶叶的附加值，提高茶叶产业的整体竞争力。
