Be10 and U-series isotopes in manganese from the Central North Pacific
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The exponential decreases with depth of 10Be , 230Th and 231Pa in two manganese nodules from the central North Pacific is interpreted in terms of slow growth of the nodules: at...
北太平洋中部两处锰结核中的¹⁰Be（铍-10）、²³⁰Th（钍-230）与²³¹Pa（镤-231）的含量随深度呈指数衰减，这一现象可通过锰结核的缓慢生长过程予以解释：
