The scientists compared temperature reconstructions from sediments in the ocean floor with a global climate simulation model which aimed to map climate three million years ago.
科学家们为描绘三百万年前气候，利用全球气候模拟模型比较了复原气温与大洋底下沉积物。
Equivalent thermal conductivity was introduced to simplify the structure of photonic crystal fiber, and then three dimensional temperature field model of photonic crystal fiber laser was established.
通过引入等效热传导率对光子晶体光纤结构进行简化，建立了光子晶体光纤激光器的三维温度场模型。
Accordingly, a nonlinear mathematical model of three dimensional temperature fields in quenching processes has been proposed based on the Finite Element Method in this paper.
本文据此提出了三维非线性淬火温度场有限元数学模型，模型中耦合了温度和相变潜热的计算。
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