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The Froude number is based on the speed–length ratio which he defined as: [2] [3] = where u is the local flow velocity (in m/s), g is the local gravity field (in m/s 2), and L is a characteristic length (in m). The Froude number has some analogy with the Mach number.
Originally, many thước of varying lengths were in use in Vietnam, each used for different purposes. According to Hoàng Phê (1988), [1] the traditional system of units had at least two thước of different lengths before 1890, [2] the thước ta (lit. "our ruler") or thước mộc ("wooden ruler"), equal to 0.425 metres (1 ft 4.7 in), and the thước đo vải ("ruler for measuring ...
An experimental Wikipedia edition in the obsolete chữ Nôm script began in October 2006 at the Wikimedia Incubator. [6] It was deleted in April 2010. [7] [non-primary source needed] The Vietnam Wikimedians User Group supports the development of the Vietnamese Wikipedia and other Vietnamese-language Wikimedia projects.
The figures are from a 2022 study 100 họ phổ biến ở Việt Nam (100 Most Popular Surnames/Family Names In Vietnam) ... The number of family names is limited.
Dầu Tiếng Lake is an artificial lake in the three provinces of Tây Ninh, Bình Dương, and Bình Phước in the Southeast region, Vietnam. The lake was formed by damming the upper reaches of the Saigon River, making it the largest irrigation reservoir in Vietnam and Southeast Asia. Construction of the lake began in 1981 after surveys ...
Later, in 1920, French-Polish linguist Jean Przyluski found that Mường is more closely related to Vietnamese than other Mon–Khmer languages, and a Viet–Muong subgrouping was established, also including Thavung, Chut, Cuoi, etc. [12] The term "Vietic" was proposed by Hayes (1992), [13] who proposed to redefine Viet–Muong as referring to ...
Bình Dương is a province of Vietnam.It is located in the Southeast region of the country and the Southern Key Economic Zone, bordering Bình Phước province to the north, Ho Chi Minh City (Sài Gòn) to the south and southwest, Tây Ninh province to the west, and Đồng Nai province to the east.
Rượu đế is a distilled liquor from Vietnam, made of either glutinous or non-glutinous rice. It was formerly made illegally and is thus similar to moonshine. It is most typical of the Mekong Delta region of southwestern Vietnam (its equivalent in northern Vietnam is called rượu quốc lủi). Its strength varies, but is typically 40 ...