正确答案: C

爆燃、爆炸和爆震

题目：按照爆炸的变化和传播速度，化学爆炸可分为()

解析：C

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学习资料的答案和解析：

[单选题]GMDSS的通信资费类型是_____。

免费与商业资费

[单选题]The globe valve has a bulbous body, housing a valve seat and screw down plug or disc arranged at right angles to the axis of the pipeAccording to the above sentence, which of the following statements is not true?

The valve seat is located at right side of the plug or disc

[单选题]超过______开放性伤口，以及化脓性感染切开引流后的伤口，被认为是感染伤口。

8～12小时

[单选题]与对遇、交叉相遇局面相比，规则十三条定义的追越局面独具的特点是：

适用于任何船舶

[单选题]某轮罗航向030°，罗经差ΔC-3°，则该轮的真航向TC等于：()

027°