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2 天前 · Hong Kong [d] is a special administrative region of the People's Republic of China. With 7.4 million residents of various nationalities [e] in a 1,104-square-kilometre (426 sq mi) territory, Hong Kong is one of the most densely populated territories in the world. Hong Kong was established as a colony of the British Empire after the Qing dynasty ...
2 天前 · The apostrophe (' or ’) is a punctuation mark, and sometimes a diacritical mark, in languages that use the Latin alphabet and some other alphabets. In English, the apostrophe is used for three basic purposes: The marking of the omission of one or more letters, e.g. the contraction of "do not" to "don't" The marking of possessive case of ...
1 天前 · Portugal, [e] officially the Portuguese Republic, [f] is a country located on the Iberian Peninsula, in Southwestern Europe, and whose territory also includes the Macaronesian archipelagos of the Azores and Madeira. It features the westernmost point in continental Europe, its mainland west and south border with the North Atlantic Ocean and in ...
2 天前 · Viète. de Moivre. Euler. Fourier. v. t. e. In trigonometry, trigonometric identities are equalities that involve trigonometric functions and are true for every value of the occurring variables for which both sides of the equality are defined. Geometrically, these are identities involving certain functions of one or more angles.
5 天前 · developer .nvidia .com /cuda-zone. Compute Unified Device Architecture (CUDA) is a proprietary [1] parallel computing platform and application programming interface (API) that allows software to use certain types of graphics processing units (GPUs) for accelerated general-purpose processing, an approach called general-purpose computing on GPUs ...
3 天前 · UNICEF (/ˈjuːniˌsɛf/ YOO-nee-SEF), originally called the United Nations International Children's Emergency Fund in full, now officially United Nations Children's Fund,[a] is an agency of the United Nations responsible for providing humanitarian and developmental aid to children worldwide.[3][4] The organization is one of the most widely ...
3 天前 · Chan Kong-sang[a] SBS MBE PMW[3] (born 7 April 1954), known professionally as Jackie Chan,[b][4][2][1] is a Hong Kong[5][6] actor, director, writer, producer, martial artist, and stuntman known for his slapstick acrobatic fighting style, comic timing, and innovative stunts, which he typically performs himself. Before entering the film industry ...
