图1：在每个迭代的开始，敏捷团队会与客户商谈来确定新的特性或变更请求。
Figure 1: at the start of each iteration, agile teams negotiate with the customer to define new features or change requests.
我们先会确定制造一款新软件，然后进行编程，然后进行测试，然后对第一批客户进行发布。
We would specify a new piece of software, then program it, then test it then launch it for the first customers.
总体思想十分简单：使用客户机cookie(如果可用的话)确定被缓存的数据，如果自上一次轮询事件以后没有产生新的数据，则发送一个304状态。
The general idea is simple: Use a client cookie (if available) to identify the cached data, and send a 304 status if no new data has arisen since the last polling event.
通过开发新客户，稳定老客户，以力争达到所确定的销售收入目标。
By developing new customers, stability frequent customers, to strive to achieve the identified sales revenue goals.
能够确定销售目标，不论是对于现有客户还是新客户都能开发新业务，并且产生最终订单；
Formulate objectives and work towards commercializing new business at both existing and new accounts.
能够确定销售目标，不论是对于现有客户还是新客户都能开发新业务，并且产生最终订单；
Formulate objectives and work towards commercializing new business at both existing and new accounts.
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