Complex mechanical watch movements—Terminology for parts and assemblies of perpetual calendar and repeater mechanism
全国钟表标准化技术委员会(SAC/TC 160)
本标准规定了复杂机械手表机心的万年历和打簧机构零部件的名称。
本标准适用于有万年历、打簧功能的复杂机械手表（以下简称“机械手表”）机心。
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