The average heat production rate of the crust also exhibits lateral heterogeneity among geotectonic units, implying significant lateral variation of bulk composition of the crust in China Mainland.

• 中国大陆各构造单元的地壳生热率亦表现出横向非均匀性，这意味着各构造单元的地壳平均成分存在显著的横向变化。