extend the contract period 延长合同期限
To extend the delivery period 您当前的位置
the period extend theory 周期延拓原理
Jerry: I see. Perhaps as you are extending the warranty, you can extend the period in which products are fully refundable?
我明白了。你们既然可以延长保修期，或许也能够延长全额退款的期限?。
In these circumstances, we will similarly extend the period of validity of Tickets of other members of your immediate family accompanying you.
遇此种情况，我们将同样延长陪同您的近亲属人员的客票有效期。
A type of modifier suitable to Xinli oil was developed through experiment. It could reduce the oil pressure of the well and extend the period of low-temperature transportation.
本文通过试验，研究出一种适合于新立原油的改进剂，降低了冷输井的油压，延长了冷输井顶管线的周期。
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