单选题A bronze bearing liner with a lead-tin flashing has a milky-white color over most of its surface and some areas of exposed bronze, the white coloring indicates（）Aproper break-in wearBimproper break-in wearCrelocation of the overlay flashingDwater contamination of the lube oil system
单选题
A bronze bearing liner with a lead-tin flashing has a milky-white color over most of its surface and some areas of exposed bronze, the white coloring indicates（）
A
proper break-in wear
B
improper break-in wear
C
relocation of the overlay flashing
D
water contamination of the lube oil system
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