但是， 一项运价不应由于本款而在其已经失效之日之后延长超过十二个月。

Nevertheless, a tariff shall not be prolonged by virtue of this paragraph for more than twelve (12) months after the date on which it would otherwise have expired.

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本合同有效期从合同生效之日算起共10年，有效期满后，本合同自动失效。

The contract shall be valid for 10 years from the effective date of the contract, on the expiry of the validity term of contract, the contract shall automatically become null and void.

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预告登记后，债权消灭或者自能够进行不动产登记之日起三个月内未申请登记的，预告登记失效。

Registration, the debt can be eliminated or property from the date of registration within three months without applying for registration, notice of registration failure.

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