SNV 23955E-1943 《R 型固定联轴器（摩擦阻力）凸缘冠形螺母 M68X4 M92X4》.pdf

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MT T 635-1996 矿井巷道通风摩擦阻力系数测定方法.pdf

MT T 635-1996 矿井巷道通风摩擦阻力系数.测定方法.pdf

STAS 12775-1989 CONVEYOR BELTS FOR MINE INDUSTRY Determination el friction resistance on drum《矿业输送带 鼓摩擦阻力测试 》.pdf

SAE J 2505-2010 Measurement of Vehicle-Roadway Frictional Drag《道路车辆摩擦阻力的测量》.pdf

SNV 29620-1966 Textiles Tests for colour fastness Section S03 Colour fastness to vulcanizing Open steam《固定联轴器 型号 R（摩擦阻力）概览 结合和名称》.pdf

SNV 37108-1966 《固定联轴器 型号 R（摩擦阻力）带有套筒，适用于圆锥形轴端 1）螺栓圆周直径的主要尺寸 k =48 190 mm》.pdf

SN 210 900 2-1986 Abrasion resistance - Martindale method《固定联轴器 型号 R（摩擦阻力）目录》.pdf

SN 219 505 21-1979 Welding of metalsExamination and supervision of weiders《固定联轴器 型号 R（摩擦阻力）带有套筒 螺栓圆周直径的详细尺寸 k = 48 190 mm》.pdf

SN 198 518-1983 Wrinkle Recovery - Monsanto《R 型固定联轴器（摩擦阻力）连接螺栓 M 8 M 27》.pdf

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