Agreeing on technical standards will be difficult enough . Harder still , says nancy graham , an icao official , will be paying for it all .

统一技术标准已经够困难的了，但据icao官员南希格雷汉姆称，更困难的是这一切要付出的代价。

In january , icao secretary general raymond benjamin said he would produce a proposal on how to regulate aviation emissions on a global scale by year-end .

一月，icao秘书长raymondbenjamin表示他将在年底提出一项关于怎样管理全球航空碳排放的议案。

The best solution would be through the icao .

现在最好的解决办法就是通过国际民航组织。

The bloc has also said it would scrap the plan if there were a comparable international agreement through the united nations civil aviation body , known as icao .

欧盟还表示，如果各方通过联合国（un）下属的国际民用航空组织（icao）达成一项类似的国际协议，那么欧盟将会放弃自己的计划。

The international civil aviation organization ( icao ) later attributes the mysterious deviation to " a considerable degree of lack of alertness and attentiveness on the part of the flight crew . "

国际民用航空组织（icao）随后将这个诡异的航线偏离定义为“飞行人员在可容忍的范围内欠缺警觉和注意”。