33 The combustion triangle is a simple model for understanding the ingredients necessary for most fi

問題詳情

33 The combustion triangle is a simple model for understanding the ingredients necessary for most fires. However, themodel does NOT include_________ .
(A)oxygen
(B)heat
(C)chain reaction
(D)fuel

參考答案

答案：C
難度：適中0.421053
統計：A(10),B(6),C(16),D(6),E(0)

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