The WSTK contract service is used to establish whether the user of a service has a valid contract in place, the contract identifier is then referenced on the meter records.

WSTK合同服务用来确定服务的用户是否拥有一个有效的合同，之后合同标识符将在评测记录中被引用。

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Enforcement of service contract terms not to deviate from the service contract terms.

服务合同条款的执行不可以偏离服务合同条款。

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The contract can define service-level Settings, such as the namespace of the service, a corresponding callback contract, and other such Settings through service contract properties.

合约可以定义服务层次的设置，例如服务的名字区，一个相应的回馈合约，通过Service Contract属性其他这样的设置。

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So if you get the CD set, not only do you get a wonderful beginning library of classical music but in effect you get a lifetime service contract with it.

所以一旦你买了整套CD,你不仅可以拥有一个古典乐图书馆,而且还可以享受终身服务

耶鲁公开课 - 聆听音乐课程节选

On October 3, 2012, Deutsche Telekom and MetroPCS announced their intent to combine T-Mobile and MetroPCS and create the premier "Challenger" in the U.S. wireless market and the value leader for contract and no-contract service offerings.

ENGADGET: T-Mobile USA Q3 2012 earnings: Revenue drops 6 percent to $4.9 billion, profit down 15 percent

In 1998 Compass won the first global food-service contract with Philips to feed 270, 000 of its staff.

FORBES: Global Services

Jersey's Transport Minister is facing an official complaint over his handling of the bus service contract transfer.

BBC: Jersey Transport Minister faces official complaint