Mayu 20, 2024 ita ce 25th "Ranar Matsala ta Duniya".Ofishin Kula da Ma'auni na Duniya (BIPM) da Ƙungiyar Ƙwararrun Ƙwararru ta Duniya (OIML) sun fitar da taken duniya na "Ranar Ƙwararrun Ƙwararrun Duniya" a cikin 2024 - "dorewa".
Ranar Ƙwararrun Ƙwararru ta Duniya ita ce ranar tunawa da rattaba hannu kan "Yarjejeniyar Metre" a ranar 20 ga Mayu, 1875. "Yarjejeniyar mita" ta kafa harsashin kafa tsarin ma'auni mai daidaitawa na duniya, yana ba da tallafi ga binciken kimiyya da ƙididdiga, masana'antu na masana'antu, cinikayyar kasa da kasa. da kuma inganta ingancin rayuwa da kare muhallin duniya.A watan Nuwamba 2023, a babban taron UNESCO, ranar 20 ga Mayu, an ware shi a matsayin ranar Hukumar Ilimi, Kimiyya da Al'adu ta Majalisar Dinkin Duniya (UNESCO), wacce ta ayyana ranar 20 ga Mayu a matsayin "Ranar Matsala ta Duniya" a kowace shekara, wanda zai kara yawan karuwar duniya. wayar da kan jama'a game da rawar awo a rayuwar yau da kullum.
Lokacin aikawa: Mayu-20-2024