The company usually has three or four big projects going at once, says Gaimo, director, general manager and co-owner of the business with her husband.

公司总经理及企业所有人之一Gaimo(其丈夫为另一所有人)介绍说，公司通常有3 - 4个项目同时在建。

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Four big firms dominate the business of managing geological data, digging Wells, building RIGS, handling infrastructure and developing the technology needed for large projects.

四大公司占据着行业的统治地位，它们控制着地质数据、挖井数目、建筑器械，操纵着基础设施，改进着大型项目需要的技术。

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Representatives from four big sports organizations gave their thoughts on a panel at the annual conference of the Advanced Research Projects-Energy ( ARPA-E) conference outside Washington, D.

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