n. Minimum
misc. lower limit
下偏差：零件最小极限尺寸减去其基本尺寸所得的差值。
Lower deviation: the difference between the minimum permissible size of a part and its basic size.
提出了不等距螺旋设计中的最小极限推程问题，并进行了全面的理论分析。
The concept of minimum limit push lead (MLPL) in the design of varying pitch screw is introduced and a comprehensive theoretical analysis is carried out.
给定拱轴的石拱桥，对应于每个荷载工况，拱圈有一个最小极限厚度。如果拱圈厚度等于或小于这个极限，石拱将出现三个以上的铰而破坏。
For a stone arch bridge with a given arch centre line and a given loading condition, there exists a minimum thickness limit for the arch ring.
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