ball and ring test 球环试验
ball and ring apparatus 球环软点测定器
Ring-and-ball method 环和球法 ; 环球法
ring and ball method 环球法 ; 环与球法
Delta ring and ball test 三角环和球试验
ball and outer ring assembly 滚珠
Two-way pressure has mounted on ball bearings between the shaft and two outer rings, in the middle ring and outer ring were added between the steel ball, able to withstand the two-way axial load.
双向压力球轴承有安装于轴上的中间圈和两个外圈，在中间圈与外圈之间分别加有钢球，能够承受双向轴向负荷。
He excels at all the ball games and represents the red Olympic ring.
他擅长于所有的球类运动，并且代表了红色奥运环。
Deep Groove ball bearings are the most popular of all the ball bearing types because they are available in a wide variety of seal, shield and snap-ring arrangements.
深沟球轴承是所有类型的球轴承最流行的，因为他们是在一个密封，盾牌和管理各种各样的戒指安排可用。
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