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HB761-66《一般尺寸公差》是我部产品上广泛使用的一项重要标准。因公差制的更新,部发布了新制订的HB5800-82《一般公差》来代替HB761-66。为使新标准得以顺利
HB761-66 “General Dimensional Tolerance” is an important standard widely used in our products. Due to the update of the tolerance system, the ministry released the newly formulated HB5800-82 “General Tolerance” instead of the HB761-66. To make the new standards go well