直和码的英文

• direct sum code
• direct-sum code

• "直"英文翻译    straight; stiff
• "和"英文翻译    mix; blend
• "码"英文翻译    a sign or object indicating ...
• "直和" 英文翻译 :    direkte summe direct sum; disjoint sum; matrix addition; naokazu
• "半直和" 英文翻译 :    semidirect sum
• "次直和" 英文翻译 :    subdirect sum
• "内直和" 英文翻译 :    internal direct sum; internaldirectsum
• "拟直和" 英文翻译 :    quasi-direct sum; quasi-directsum
• "弱直和" 英文翻译 :    weak direct sum
• "外直和" 英文翻译 :    external direct sum
• "直和模" 英文翻译 :    direct sum module
• "反检查和码" 英文翻译 :    inverse checksum code; inversechecksumcode
• "检查和码" 英文翻译 :    check sum code
• "离散直和" 英文翻译 :    discrete direct sum
• "拓扑直和" 英文翻译 :    topological direct sum
• "正交直和" 英文翻译 :    orthogonal direct sum
• "直和表示" 英文翻译 :    direct sum representation
• "直和分解" 英文翻译 :    decomposition in a direct sum; direct sum resolution
• "操作和码头费" 英文翻译 :    hwc handling and wharfage
• "港口和码头区" 英文翻译 :    harbour and dock areas
• "向量空间直和" 英文翻译 :    vector space direct sum
• "垂直和水平比例尺" 英文翻译 :    vertical and horizontal scales
• "正直和规范的行为" 英文翻译 :    integrity and ethical behavior
• "海运和码头工人工会" 英文翻译 :    maritime and dockworkers' union
• "国际气体运输船和码头经营者协会" 英文翻译 :    society of international gas tanker and terminal operators limited

• In this paper , we will more deeply research on the base of the works , the first part , we give the summarize for the condition and the significance . the second part , we give the preparation knowledge to the whole paper ; the third part , we research the lower and upper bound of the generalized hamming weights for the linear codes ; include d ( r , n , k ) bound , the finite sum representation of the lower and upper bound function of generalized hamming weights for linear codes , generalized griesmer bounds ; the 4 - th part , research the definition , the property of the r - th generalized weights for the non - linear codes and non - linear constant codes , and give the expression of the generalized weight of binary ( n , m , d ) non - linear codes ; the 5 - th part , research the weight hierarchy of linear codes and non - linear codes , for example , necessary condition and sufficient condition , the 6 - th part , we research the expression of the r - th generalized hamming weights of reseaval classes codes
  本文在已有的基础之上作了进一步的探讨，第一章综述了广义hamming重量的现状和意义；第二章给出了全文的预备知识；第三章研究了线性码的广义hamming重量的一些上下界；包括d ( r , n , k )界，上下限函数有限和表达式，广义griesmer界；第四章讨论了非线性码及非线性等重码的广义hamming重量的定义、性质，给出了2元( n , m , d )非线性码的第r广义hamming重量的表达式；第五章研究了线性码、非线性码的重量谱系；第六章给出了几类码的广义hamming重量的表达式，这些码包括直和码( directsumcodes ) 、笛卡尔积码( cartesianproductcodes ) 、张量积码( tensorproductcodes ) 、延长hamming码。