Any application for such extension of contract period shall be made six months before the expiration of the contract.

这种合同延期的申请应于合同到期日前6个月提出。

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If neither party requests an extension, or if one the parties says no to the extension, this contract will no longer be in force upon the expiration of the stipulated period of service.

若双方均未提出延长合同期限或一方不同意延长合同期限，则本合同至期满之日当即失效。

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The NLRA does not require an election at the end of a designated term such as a given time period or after the expiration of a contract to allow workers to decide whether they want to continue being represented by the incumbent union or not.

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