有效的契约 meaning in Chinese

valid contract

This is an operative instrument . which is callable at the counters of issuing bank , london . new york or zurich
这是一个有效的契约（文件） .此证在开证行、伦敦、纽约及苏黎世支行具有法律效力。
The obligations before contract begins from negotiation and completes with the effectiveness of the contract . on the reconstruction of the obligations after contract , the writer pointed out that the obligations after contract was based on the good faith principle , and it was also a kind of legal contract obligations . its precondition was effective contract the obligations after contract begins from the completion of the valued contract connected tightly to the right and obligations that have been completed on the contract , occurring between the specific party
在后契约义务的重构中，笔者提出后契约义务的法理依据是诚实信用原则；是一种法定的后置契约义务；其成立的前提条件为有效成立的契约；后契约义务始于有效的契约已终止，权利义务关系结束后；后契约义务须与业已消灭的契约上权利义务有密切联系；后契约义务是发生在特定当事人之间的义务；后契约责任是一种独立的契约责任。