CRH380B和CRH380B（L）型动车组升弓气囊裂纹一级修程（1）可见内部帘布层（2）气囊龟裂深度()mm且长度＞25mm

2024-01-14 18:29:41
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CRH380B和CRH380B（L）型动车组升弓气囊裂纹一级修程（1）可见内部帘布层（2）气囊龟裂深度()mm且长度＞25mm

A.大于1.2

B.大于1.3

C.大于1.1

D.大于1.0

正确答案是A

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