Chek-sò͘

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Revision as of 2021 nî 12 goe̍h 11 ji̍t, 06:05 by Ianpit (khai-káng | kòng-hiàn)

Chek-sò͘ (Ji̍t. 窒素; Tek. Stickstoff), 記號 N, sī goân-chú hō-bé 7 ê hòa-ha̍k goân-sò͘, goân-chú-liōng 14.007.