oil-serviceCOCA¹⁷³²⁹⁷BNC²³⁶²¹³⁺¹Economist⁵³⁵⁸¹⁺¹ 基本例句 🌏石油服务业类群；机油保养灯；起落架 Unbalance structural of future human resource needs and supply and provides a plan to keep the supply balance of human resources in No.2 oil-service department, Changqing bureau. 根据预测，指出人力资源未来需求与供给存在结构失衡，分析制定了长庆局采油二处人力资源保持供求平衡的规划方案。 fabiao