有效协议 meaning in English

efficient protocal
efficient protocol

There was never a failure to reach effective agreement for action, or to send clear instructions to the commanders in every theater .
从来没有一次不能达成对于行动的有效协议，或者不能发出给每个战区的司令官的明确的训令。
Microbiology of food and animal feeding stuffs - protocol for the validation of alternative methods
食品和动物饲料的微生物学.代替法的有效协议
In a negotiation that involves many complex issues , negotiators who do reach agreement , more often than not fail to find a jointly acceptable efficient agreement
一次谈判包括许多复杂的问题，谈判者能找到双方接受的有效协议，而更多经常地，他们能达成协议。