just in case
(engineering) The predicted mean average time taken for a part or system to fail for the first time.
(logic) if and only if
plural of heelbone
a piece of paper with a list of the candidates at an election (sometimes with an indication of the candidate's party); the voter puts an X in the corresponding place against the candidate of his ch...
私たちは、その証明が必要かつ十分である場合に限り、その証明を受け入れます。
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DiQt
Free
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