Hydrospine Freediving Ballast
Ludovic Lahccen and Raoul Morel
Peb xyiv fab uas tau txais qhov khoom plig muaj koob meej A' Khoom Plig Tsim Khoom Siv Kis Las, Kev Tawm Dag Zog thiab Khoom Siv Lom Zem 2023. Tiv toj peb kom tau txais cov ntaub ntawv xov xwm, cov ntawv teev khoom thiab cov ntaub ntawv qhia.
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