2013年7月28日星期日

Bearing measuring instruments


The so-called direct measurement, popular talk is that it can be read directly from the instrument measured values​​, such as calipers, length measurement, etc.; comparative measurement is through comparison with the standard, measured test the difference between products and standard parts, and then calculate the measured value of a method. In general, comparing the measured Precision bearing measurement used more, because the measurement convenient and efficient.

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