parities

名词 parity:

1. (obstetrics) the number of liveborn children a woman has delivered
   同义词：parity, para
2. (mathematics) a relation between a pair of integers: if both integers are odd or both are even they have the same parity; if one is odd and the other is even they have different parity
   同义词：parity
3. (computer science) a bit that is used in an error detection procedure in which a 0 or 1 is added to each group of bits so that it will have either an odd number of 1's or an even number of 1's; e.g., if the parity is odd then any group of bits that arrives with an even number of 1's must contain an error
   同义词：parity bit, parity, check bit
4. (physics) parity is conserved in a universe in which the laws of physics are the same in a right-handed system of coordinates as in a left-handed system
   同义词：parity, conservation of parity, space-reflection symmetry, mirror symmetry
5. functional equality
   同义词：parity

1. A binary check digit;for example, a parity bit.
   一个二进制校验位，例如奇偶位。
2. A bit added to a binary code that indicates parity and is used to check the integrity of data.
   奇偶校验位加在二进制码上的一个标明奇偶数的位，用于检验数据的完整性
3. The two currencies have now reached parity.
   这两种货币现已达到同等价值。