It is the difference between theoretical normal pitch and its actual measured value. The major element to influence the pitch errors is the runout of gear flank groove.
推测的法向周节与实际测量值不同。影响周节错误的最主要因素是齿轮侧面有凹槽。
If the actual value of endotoxin in plasma would be measured, both the spiked and unspiked samples should be used.
如果要测量血浆中内毒素的实际值，则应同时使用加标样品和未加标样品。
We can estimate whether there is faulty insulator and where by comparing the actual and the measured value of the distribution voltage.
根据绝缘子串的实际电压分布值与国标给定的电压分布值相比较，可以判断出有无劣化绝缘子片以及其位置。
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