Entry Requirements: Please speak with a Cus - tomer register Officer about entry requirements subject to registration approval.

入学要求: 关于入学要求,请直接和我们负责注册的工作人员联系,以我们的确认为准.

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Fretting wear behavior of CuS nanoparticles in urea grease was studied in fretting wear tester.

在微动磨损试验机上考察了含有硫化铜纳米粒子脲基脂的微动磨损性能.

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