【物理】自缠的

你的自动表不会象你的石英表一样精确。但他可以精确到99%，在一天80000秒中仅差几秒已经是很奇妙的了。

self-winding watch【仪】

automatic winding-up (self-winding)

self-winding【电】

means preventing bending of watches with self-winding

self-winding clock【仪】

self-winding electric clock【仪】

self-winding

self-winding