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尽管世界油价低落，但各地区陆海油田仍在勘探开发之中，因此美国石油机械市场订货依然看好，但多为高技术产品和专有技术。Ｗｅａｔｈｅｒｆｏｒｄ国际公司与阿根廷ＹＰＥＳ．Ａ公司签订一份价值１８００万美元的合同，计划在５年内供应渐进式空腔泵，用于４２０口井。还从荷
In spite of the low oil price in the world, the oil and gas fields in various regions are still under exploration and development. As a result, orders of the U.S. petroleum machinery market are still optimistic, but most are high-tech products and proprietary technologies. Weatherford International and Argentina YPES. Company A signed a $ 18 million contract to supply progressive cavity pumps for 420 wells over a five-year period. Also from the Dutch