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The cloud point of a nonionic surfactant or glycol solution is the temperature at which the mixture starts to phase-separate, and two phases appear, thus becoming cloudy. This behavior is characteristic of non-ionic surfactants containing polyoxyethylene chains, which exhibit reverse solubility versus temperature behavior in water and therefore ...
Vietnamese (tiếng Việt) is an Austroasiatic language spoken primarily in Vietnam where it is the official language. It belongs to the Vietic subgroup of the Austroasiatic language family. [5] Vietnamese is spoken natively by around 85 million people, [1] several times as many as the rest of the Austroasiatic family combined. [6]
Mạc Đĩnh Chi (莫 挺 之; 1272–1346) was a renowned Vietnamese Confucian scholar who was the highest-scoring graduate in the palace examinations at the age of only twenty-four. He served three Trần dynasty emperors—first Trần Anh Tông until 1314, then his son Trần Minh Tông from 1314 to 1319, and finally the grandson Trần ...
Chữ Nôm (𡨸喃, IPA: [t͡ɕɨ˦ˀ˥ nom˧˧]) [5] is a logographic writing system formerly used to write the Vietnamese language.It uses Chinese characters to represent Sino-Vietnamese vocabulary and some native Vietnamese words, with other words represented by new characters created using a variety of methods, including phono-semantic compounds. [6]
Additionally, some Vietnamese names can only be differentiated via context or with their corresponding chữ Hán, such as 南 ("south") or 男 ("men", "boy"), both are read as Nam. Anyone applying for Vietnamese nationality must also adopt a Vietnamese name. [2] Vietnamese names have corresponding Hán character adopted early on during Chinese ...
The Chinese often organize dragon dances during Tết Trung Thu, while the Vietnamese do lion dances. The lion symbolizes luck and prosperity and is a good omen for all families. In the past, Vietnamese people also held trống quân singing and hung lanterns in kéo quân during the festival. The drums are sung to the rhythm of three "thình ...
Nguyễn Đình Chiểu was born in the southern province of Gia Định, the location of modern Saigon.He was of gentry parentage; his father was a native of Thừa Thiên–Huế, near Huế; but, during his service to the imperial government of Emperor Gia Long, he was posted south to serve under Lê Văn Duyệt, the governor of the south.
A point cloud image of a torus Geo-referenced point cloud of Red Rocks, Colorado (by DroneMapper) A point cloud is a discrete set of data points in space. The points may represent a 3D shape or object. Each point position has its set of Cartesian coordinates (X, Y, Z).