英语词汇column sum怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	column sum
释义	column sum 简明释义列和：在矩阵或数据表中，各列数据相加的和。网络释义 1 ?求行总和 ... Binary Memory(二进制贮存) Column Sum(求行总和) DiscParticleSystem(圆盘型粒子零碎) ... 2 [统计]?列和 ... column median 列中位数 column sum 列和 combination of observations 观测值组合 ... 短语 1 column sum of a matrix 矩阵的列和 2 column sum of squares 行平方和 3 column sum vector 列和向量双语例句 1 For example, the column sum in t denoting Japan describes the dollar value of resources that Japan USES to support its domestic final demand. 例如，在T这一点上的柱形统计图显示了日本描述的，它本国用来供给国内终端需求所用资源的美元价值。 2 Most of the tables in the work items snapshot include the WI_COUNT column, which shows the sum of the work items that have matching characteristics. 工作项快照的大多数表格都包含有wi_count列，它显示了匹配特征的一些工作项。 3 The actual elapsed clock time will be greater than the sum of the Startup time column shown in the Activated Plugins view. 实际上消耗的时钟时间将会比activated Plugins视图中显示的Startup time列的和要多。
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