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岩心夹持器是所有岩心试验中不可缺少的试验器具，本文介绍了JHR新型岩心夹持器系列的研制、结构持点、技术关键、使用效果等，通过与老型TY系列相比，具有很多优点，该系列有很大的推广应用前景。
Core holder is an indispensable test instrument for all core tests. This article introduces the development of JHR new core holder series, the structure of the point, the key technology, the use of results, compared with the old TY series, has many Advantages, the series has great prospects for promotion and application.