在原则层次，两种方法有相似的量化特征。
On the principle level, the two approaches have similar quantitative characteristics.
这些标准件的特点是具有相同或相似的结构特征，只是尺寸规格有所不同。
These standard parts are characterized by the same or similar structure, but different sizes.
这些标准件的特点是具有相同或相似的结构特征，只是尺寸规格有所不同。
These standard parts are characterized by the same or similar structure, but different sizes.
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