求翻译：文石-方解石高温相变方面。常温常压下文石处于亚稳态，由于活化能的存在，在较高温度下才转变为稳定的方解石。研究高温高压下文石-方解石相变反应的热力学，获得相变反应准确的热力学参数（熵、焓和自由能等），以及了解晶格杂质元素对相变反应的影响，对判断地球内部文石向方解石转变的条件具有重要意义。目前，已有学者使用多种手段对文石－方解石相变反应进行过研究。然而，不同研究者所获得的相变反应的焓变等存在较大的差异，而有关晶格杂质元素对相变反应的影响细节目前亦存在较大的争议。是什么意思？

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The stone - the stone of temperature change. Stone below ambient pressure in the steady-state, as a result, there is the adaptive can be at a higher temperature is converted into stable-. High pressure and temperature studies below stone - the stone of the phase-change reaction thermodynamics, phas

The agate - calcite high temperature changes the aspect.The normal temperature atmospheric pressure as follows stone is in the Asian stable state, as a result of the activation energy existence, only then transforms under the high temperature into the stable calcite.The research high temperature hig

High temperature phase change of aragonite-calcite. Stone is metastable at normal temperature and pressure below, due to the existence of activation energy, into the stable calcite only at high temperatures. Aragonite-calcite in high temperature and high pressure phase transformation Thermodynamics

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