However, the heating up curve of SiC is different from the metal one.

但是其升温曲线与金属电热元件不同,用做加热器发热元件时,需要专用的调压装置.

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The first and second derivative plates of concave pressure build - up curve are presented in this paper.

本文提出了凹型压力恢复曲线的一阶导数图版和二阶导数图版.

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Unsteady testing for oil and gas well includes testing of drawdown curve and build - up curve.

油井和气井的压力不稳定测试,包括压降曲线测试和压力恢复测试.

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