slinger ring
柯林斯词典
1. N a tubular ring around the hub of an aircraft propeller through which antifreeze solution is spread over the propeller blades by centrifugal force (飞机螺旋桨轮毂上的)吊环
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1. N a tubular ring around the hub of an aircraft propeller through which antifreeze solution is spread over the propeller blades by centrifugal force (飞机螺旋桨轮毂上的)吊环