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示值误差
indication error
indicating error
indicating error
- 摘要阐述了采用精密压力表来标定普通压力表的过程，分析了示值误差则量不确定度的来源，幷对其测量结果进行不确定度的评价。
Expatiatesd the course that is used for demarcating the ordinarily manometer with the exactitude manometer system, analyzed the source of the system measurement uncertainty, and values the measurement uncertainty. - 摘要从水泥压力试验机检验水泥的几个实例，展现了由于水泥压力试验机的示值超差而造成的危害以及现场如何排除这些示值超差的方法；并从水泥检验的特殊性以及笔者在长期实际工作中的经验，介绍了水泥压力试验机示值超差的几种主要表现形式、示值误差图线，分析了产生示值超差的原因。
This article gave several examples in cement pressure test machine testing the cement, show the harms because of the over-error of indication of the machine and the ways to exclude these errors; and particularity from testing the cement as well as experiences of writer in long-term work, introduce some types main manifestations of the over-errors of indication of the machine、diagram line of error of indication, analyzed reasons that produced the over-error of indication. - 如表所示，用方程（18）求出的R值其误差可能会高达20%。
The value of R by (18) may be in error by as much as 20%, as shown in the table.
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