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Wuhu (539) is a Type 054A frigate of the People's Liberation Army Navy. She was commissioned on 29 June 2017. Development and design. The Type 054A carries HQ-16 medium-range air defence missiles and anti-submarine missiles in a vertical launching system (VLS) system.
Portugal, officially the Portuguese Republic, 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 the north and east, the Portugal-Spain border, constitutes ...
1 ( one, unit, unity) is a number representing a single or the only entity. 1 is also a numerical digit and represents a single unit of counting or measurement. For example, a line segment of unit length is a line segment of length 1.
250 ( two hundred [and] fifty) is the natural number following 249 and preceding 251 . 250 is also the sum of squares of the divisors of the number 14. [1] 250 has the same digits and prime factors. 250 can be written as the sum of 4 prime numbers. [2]
NGC 539 is a barred spiral galaxy in the constellation of Cetus south. It is estimated to be 429 million light years from the Milky Way and has a diameter of approximately 200,000 ly. See also List of NGC objects (1–1000) References
The North American Numbering Plan (NANP) divides the territories of its members into geographic numbering plan areas (NPAs). Each NPA is identified by one or more numbering plan area codes ( NPA codes, or area codes ), consisting of three digits that are prefixed to each local telephone number having seven digits.
8 is the first proper Leyland number of the form xy + yx, where in its case x and y both equal 2. [4] 8 is the sum between the first pair of twin-primes ( 3, 5 ), and the only twin-prime sum that is not a multiple of 3 or 12. 8 is the sixth Fibonacci number and the first even, non-prime Fibonacci number.
