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1.Such motion produces what I call a "pry bar " effect on your long stem resulting in premature heaadset and folding stem failure.
这是我们称之为“撬”的动作,它作用于你的头管后,将会使你的把过早损坏或折叠竖管发生故障。收藏指正
2.The stem thi ck was 1.5mm and wide 5mm,The length was variety:25mm,30mm,35mm,40mm,60mm,80mm,100mm,120mm. There were three to six poles i n the bar. Pole diameter was 2mm.
材料与方法:应用纯钛加工成式人工髁状突,关节头呈球面状,直径8mm,相连的柄厚1.5mm,宽5mm,长有25mm、30mm、35mm、40mm、60mm、80mm、100mm、120mm,短的为直型,长的为角型,柄上有3~6个孔,孔径为2mm。收藏指正
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