我们通常从植物中获取矿物质比如硒和铜。
We’d normally get minerals such as selenium and copper from plants.
提出了从高品位硒、碲废料中分离回收硒和碲的工艺。
The craft for separation and recovery of selenium and tellurium from high grade waste material has been put forward based on experiment results.
结论:硒和CGRP阳性细胞可能参与了预防和抑制MNNG所致胃粘膜细胞异倍体的形成。
Conclusion: Selenium and CGRP positive cells might be involved in the prevention and inhibition of the formation of aneuploid cells in the glandular stomach mucosa induced by MNNG gavage.
So, selenium 2 minus is what's going to be isoelectronic, because if you add two electrons to selenium, you'll get the same electron configuration that you have for krypton here.
负二价的硒离子将是等电子的,因为如果你给硒原子加上两个电子,你会得到,和氪原子相同的电子排布。
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