China has not complied because so much of its economy depends on intellectual property theft and raising barriers to imports.
中国之所以不恪守承诺，是因为中国经济在很大程度上依赖于盗窃知识产权行为和进口壁垒。He said Molycorp, which also distributes, has so far had no trouble importing from China but intends to step up its monitoring of the trade.
他说，目前为止也参与分销的Molycorp从中国的进口没有问题，不过公司计划加强对贸易的监控。How much copper will the world's largest copper importer export? That counterintuitive question is critical to the outlook for the metal.
全球最大的铜进口国，将出口多少铜？这个有点奇怪的问题对铜市的前景至关重要。He predicted that the only way out for China was to depend on American flour.
他预言，中国唯一的出路在于依赖进口美国面粉。Rising import costs contributed to a slight increase in the company's prices across the board in May, he says.
他说，由于进口成本不断增加，公司产品的价格今年5月全面小幅上涨。As a rule of thumb, a country needs enough foreign exchange to cover three months' imports or to settle its short-term foreign debt.
一般来讲，国家需要足够外汇来满足3个月的进口货币需求，或是用于偿还短期外债。Ms. Naqvi expects China to turn into a net importer of lead again 'towards the end of the year, ' giving prices room to rise.
纳克维预计中国将在年底前再次变成铅的净进口国，给铅价提供了上涨的空间。Chinese steelmakers argued that the U. S. industry is trying to stymie legitimate competition and wasn't injured by the imports.
中国钢铁生产商认为，美国钢铁行业是在力图阻挠合法竞争，并且没有受到进口产品的损害。In the meantime, though, gas imports, particularly in the form of liquefied natural gas, are at least more diversified than oil.
不过另一方面，天然气进口尤其是液化天然气的进口形式至少比石油更加多样化。