standard dimension ratio 标准尺寸比率 ; 标准尺寸比
longitudinal dimension recovery ratio 纵向尺寸回缩率
fuel ratio control setting dimension 燃油混合比控制调整尺度
ratio of main dimension 主要尺寸比
Ratio to overall dimension 取与外形尺寸成比例
The effect of specimen type, thickness, dimension ratio, and notch sharpness on fracture toughness of a carbon rail steel was examined.
研究了试样类型、试样厚度、比例试样尺寸及切口尖度等因素对普碳轨钢断裂韧性的影响。
It is about 10,000 to one, the ratio 10000 of the nuclear dimension to the entire atomic dimension.
原子核和整个原子的大小比例,约为1:
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