The three-dimensional numerical model of the vertical borehole heat exchanger of ground source heat pump was established and the accuracy of numerical model was verified in this paper.
以地源热泵垂直埋管换热器为研究对象,建立地源热泵垂直埋管换热器的三维数值模型,通过实验对数值模型进行验证。
In the case of scientific deep-drilling Wells, therefore, it is desirable to combine borehole methods with core-based methods to obtain a complete three-dimensional in-situ stress.
所以,在以科学研究为目的的钻井工程中,最好能够结合钻孔法和岩芯法得到三维地应力的大小和方向。
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