不过，他告诫称，在页岩气领域符合资格的中国企业为数不多，可能使招标过程难以高效率地发挥作用。
He cautioned, however, that the small number of eligible Chinese companies in the shale gas field could make it difficult for the tender process to work efficiently.
在过去10年，中国企业赢得了大部分由世界银行贷款和赠款资助的货物和服务合同的国际竞争性招标，总值超过200亿美元。
In the past 10 years, Chinese firms have won the most of international competitive bids worth over USD 20 billion for goods and services financed by World Bank loans and grants.
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