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2. Power inverter - Wikipedia

   en.wikipedia.org/wiki/Power_inverter

   The result is a repeated voltage step sequence of zero, peak positive, zero, peak negative, and again zero. The resultant voltage waveform better approximates the shape of a sinusoidal voltage waveform than a single square wave. Most inexpensive consumer power inverters produce a modified sine wave rather than a pure sine wave.

3. COVID-19 pandemic in Vietnam - Wikipedia

   en.wikipedia.org/wiki/COVID-19_pandemic_in_Vietnam

   Infection rates dropped and stabilised throughout 2022 and 2023, leading to the end of COVID-19's classification as a severe transmissible disease in June 2023. [22] Although the pandemic has heavily disrupted the country's economy, [23] Vietnam's GDP growth rate has remained one of the highest in Asia-Pacific, at 2.91% in 2020. Due to the more ...

4. Vietnamese government response to the COVID-19 pandemic

   en.wikipedia.org/wiki/Vietnamese_government...

   A police car in Hanoi with COVID-19 public health messaging. The Vietnamese government using social media platforms to keep the public informed of COVID-19 news and instructions. Thong Tin Chinh Phu (Governmental Information), the government's official Facebook page, provides nearly hourly updates on the country's pandemic situation. Zalo, a ...

5. Timeline of the COVID-19 pandemic in Vietnam - Wikipedia

   en.wikipedia.org/wiki/Timeline_of_the_COVID-19...

   Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Special pages; Help; Learn to edit; Community portal; Recent changes; Upload file

6. Portal:COVID-19 - Wikipedia

   en.wikipedia.org/wiki/Portal:COVID-19

   Pandemics and their ends are not well-defined, and whether or not one has ended differs according to the definition used. As of 28 January 2025, COVID-19 has caused 7,083,856 [1] confirmed deaths, and 18.2 to 33.5 million estimated deaths. The COVID-19 pandemic ranks as the fifth-deadliest pandemic or epidemic in history. (Full article

7. Category:COVID-19 pandemic in Vietnam - Wikipedia

   en.wikipedia.org/wiki/Category:COVID-19_pandemic...

   This page was last edited on 19 January 2021, at 06:15 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

8. COVID-19 pandemic in Southeast Asia - Wikipedia

   en.wikipedia.org/wiki/COVID-19_pandemic_in...

   The COVID-19 pandemic in Southeast Asia is part of the ongoing worldwide pandemic of coronavirus disease 2019 (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). It was confirmed to have spread to Southeast Asia on 13 January 2020, when a 61-year-old woman from Wuhan tested positive in Thailand , making it the ...

9. COVID-19 pandemic in Asia - Wikipedia

   en.wikipedia.org/wiki/COVID-19_pandemic_in_Asia

   The COVID-19 pandemic in the Philippines was a part of the worldwide pandemic of coronavirus disease 2019 caused by severe acute respiratory syndrome coronavirus 2 . [237] As of February 17, 2025, there have been 4,173,631 [ 128 ] reported cases, and 66,864 [ 128 ] reported deaths, the fifth highest in Southeast Asia , behind Vietnam ...