The recession and inadequate project preparation have led to almost 30 per cent of projects under the United Nations ' carbon trading system failing to deliver any credits, according to a new report. 一份新发布的报告显示，经济衰退及项目准备不充分，已导致联合国（UN）碳交易体系下30%的项目无法交付任何碳信用额。
In 1990, acid Rain Program was marked by implementation, the United States established a nationwide, and a institutionalization of trading system, which really formed a market-oriented emissions trading mechanism. 1990年以实施《酸雨计划》为标志，美国建立了覆盖全国的制度化排污权交易，真正形成了以市场为导向的排污交易机制。
As the most important capitalism state in nowadays, the influence of United States on the world economy, especially on the global trading system is becoming more and more obvious. 作为当今最主要以及最重要的资本主义国家，美国对全球经济，特别是对全球贸易制度的影响越来越明显。
The United States and Europe are major economies and important players in the multilateral trading system. 美欧是世界主要经济体，又是多边贸易体制的重要成员。
Especially in the legal system, from the United States, Japan, China Taiwan and mainland China comparison, we can glimpse our margin trading system, the strengths and weaknesses. 特别是在法律制度方面，与美国、日本、台湾地区相比，中国大陆的融资融券制度既有其独特之处，但又存在诸多不足。
