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通化市石油化工机械厂(下称通石厂)设计的XJ800型自走式修井机试制成功,该机是根据通石厂与胜利油田签订的技术协议要求设计试制的。
XJ800 self-propelled workover rig designed by Tonghua Petrochemical Machinery Factory (hereinafter referred to as Tongshi) was trial-manufactured. The aircraft was designed and manufactured according to the technical agreement signed between Tongshi Plant and Shengli Oilfield.