sufficient and necessary condition

常见例句

The sufficient and necessary condition of possession justice is the both justice of acquirement and transfer.
持有正義的充要條件是獲取與轉讓同時是正義的。
The sufficient and necessary condition of controllability and reachability of a class of linear switching systems which has the same systematic matrix and different input matrixes is given.
給出一類線性切換系統能控性、能達性的充分必要條件，此類系統的特征是具有相同的系統矩陣和不同的輸入矩陣。
The paper proposed a sufficient and necessary condition for the problem to admit an exact penalty function approach.
給出了這類雙層槼劃具有恰儅罸函數的充要條件，以及這類問題的解的一些性質。

Good analysts are likely quite skilled at mathematical modeling, but it is a necessary and not sufficient condition for being a good analyst.
FORBES: What Makes Analytics Wizards So Good? They Do Everything Backwards
Money is a necessary but not a sufficient condition for the good life, for happiness and wisdom.
FORBES: How Much Happiness Can Money Buy?