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机译:WGP授予地震船舶转换的Surestream石油合同
Earthquakes; Petroleum; pressure vesselsTanganyikaConvertLake Tanganyikacontractpelagic zoneUnited Nations;
机译:WGP授予Surestream Petroleum地震船改装合同
机译:American J Ian也green tech signs 45,000-ton/year contract with guan G栋Mao enterprise petroleum
机译:Research and development of catalytic processes for petroleum and natural gas conversions in the Dalian Institute of Chemical physics