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pin on disk machine
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pin on disk machine
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pin on disk machine
销盘试验机
立轴式结构和水平式结构,可将各种金属和非金属材料制成销盘式、球盘式、双环式、盘盘式或环盘式接触的试样通过盘试样旋转(或销试样旋转),进行滑动摩擦试验,测定设定载荷、速度下的各种材料的摩擦和磨损性能的机器。
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Usain Bolt
US Air Force Official Qualification Test
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Usa manganese deposit
USA movie rating system
usance bill
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US Army General Classification Test
US Army Observer Section
US Army Officer Selection Battery
U.S.Army School of Americas
U.S. Army Tactical Missile System
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