换头电液锤的使用质量评测１０００８１北京先驰机电研究所马宏马永怀蒸空锤改电液锤，“换头”节能效益十分显著这已取得公认，很多厂家都有“换头”的愿望。为了选择好的技术、好的产品，各厂纷纷派人四处调研，但调研什么，如何对电液锤的性能和质量作出客观正确的评价... Change the quality of the use of electro-hydraulic hammer 100081 Beijing Cenci Institute of Electrical and Mechanical Ma Hong Ma Yong Huai steam hammer to change the electro-hydraulic hammer, “head” energy saving effect is very significant It has been recognized that many manufacturers have the “head” desire . In order to choose a good technology, good products, factories have sent around research, but research what, how the performance and quality of electro-hydraulic hammer to make objective and correct evaluation ...