composite operator 组合算符 ; 复合运算子 ; [数] 合成算子
composite field operator 复合场算符
greedy composite operator 贪婪的复合变异算子
composite event operator 事件复合算子
If the join key is a composite key, each key column must be prefixed with the PRIOR operator.
如果联接键是一个复合键，那么必须使用PRIOR运算符为每个键所在的列加上前缀。
The composite operation of fuzzy relation and operator constitute the fuzzy mapping.
模糊关系与算子合成构成了模糊映射，即将模糊集映射为模糊集。
Finally it is proved that P_-PBNDC is consistent with SBSPNI, and P_-PBNDC has composite property on the restriction and prefix operator but not on the parallel operator.
最后，证明了P - PBNDC和SBSPNI性质的一致性，在限制算子和前缀算子下的P - PBNDC具有复合性质，而在并行算子下不具有复合性质。
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