A great deal of work has been already completed or in progress by vacuum group in the first nine months of 2017.A great deal of work has been completed or in progress by vacuum group in 2017,including the improvement of cooling water system for HIRFL vacuum equipments,the development of a ceramic-lined vacuum chamber with the wall thickness of 0.3 mm,and so on.Under the joint efforts of all members of vacuum group,some progress and achievements have been made.
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