“lover-leafing”is a term used to describe corrosive wear at several separate points around liner circumference- iein some cases the liner bore may assume a “clover-leaf”shape（）<br>A:transverse<br>B:longitudinal<br>C:circumferential<br>D:radial

“lover-leafing”is a term used to describe corrosive wear at several separate points around liner circumference- iein some cases the liner bore may assume a “clover-leaf”shape（）
A:transverse
B:longitudinal
C:circumferential
D:radial

出自：海船船员证

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