... datum reference letters || 基准参考字母 基准参考文字 datum temperature || 基准温度 datum tooth || 基准齿 ...
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Thermal resistance in the formation around a well is the basic datum and is concerned to the temperature distribution of oil in wellbore.
地层热阻是稠油和高凝油进行热力开采时的重要基础数据，它关系到采出原油在井筒中的温度分布。
In the voltage regulator circuit, the zener diode which ACTS as the voltage datum, along with the temperature change, its regulated voltage value also can have the corresponding change.
在稳压电路中，作为电压基准的稳压二极管，随着温度的变化，其稳定电压值亦会发生相应的变化。
The method of how to lay out observation site during the construction of pier caps concrete and its temperature datum are introduced.
同时介绍了承台混凝土施工过程中的温度测试的测点布置方法和温度监测结果。
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