Normality tests show that fire time of 105 Electric fire caps is distributed lognormally, its fire time reliabilities are respectively computed.

 
  • 利用正態(tài)性檢驗方法,得出它的發(fā)火時(shí)間近似服從對數正態(tài)分布,并計算出了相應的發(fā)火時(shí)間性能可靠度。
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