液压振动技术是液压技术新领域，高频液压振动又是该领域的前沿课题，一直是人们研究的重点。
The technology of hydraulic vibration is a new field in hydraulic technology, and the super-frequency hydraulic vibration is a front edge subject and is always a key in study.
服务外包是当前学的前沿话题，是国际资本流动研究的新领域。
Service Outsourcing, a latest topic in economics, has become a new field in the research of international capital flow.
服务外包是当前学的前沿话题，是国际资本流动研究的新领域。
Service Outsourcing, a latest topic in economics, has become a new field in the research of international capital flow.
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