念记生产的马拉头(小臂前端轴承座)是念记品牌持有人梁念华根据二十年的实际维修经验,依据机械润滑及保护原理设计的替代产品。
the small arm fornt end bearing made in nianji is the replacement product according to the brand holder's mr.liang nianhua physically maintain experence.and the machinery lubrication and protection principle to design
2007-09-26 15:00 5次