自描述服务通道带来了另一个问题，即通过 UDDI 发现哪些同步 Web 服务。

Self-describing services channels lead to another issue, namely discovery, which synchronous Web services solve with UDDI.

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门厅的尽头是一条带有洗衣设施的服务通道，这里可通往另外三间卧室和两间全功能的浴室。

At the far end of the entry hall, a service corridor with laundry facilities leads to the other three bedrooms and two full bathrooms.

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退休人员也能够享有为其定制的服务通道：BTPN要求其分支机构在每月第一天于早上五点半开始营业，因为在那一天发放国家退休金。

Retired people get a tailored approach, too: BTPN operates branches that open at 5.30am on the first of the month, when state pensions are paid.

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