Test result in many times indicated that the detection value was all in the control limit. The relative standard deviation was 0 . 7% with high accuracy .

通过对标准样品的多次测定，测定值均在其保证值范围内，相对标准差为0 7%，准确度高，精密度好。

youdao

The test results prove that by using the system the frequency measurement accuracy can achieve thousandth and the relative error of measurement within 1%.

测试结果证明采用该系统对频率测量的精度可以达到千分之一，测量的相 对误差不大于1％。

youdao