单选题If the valve tappets in a diesel engine are set at greater clearances than those specified by the engine manufacturer, those valves will （）Aopen late and close earlyBopen late and close lateCfail to open when the engine is coldDfail to open at normal operating temperature
单选题
If the valve tappets in a diesel engine are set at greater clearances than those specified by the engine manufacturer, those valves will （）
A
open late and close early
B
open late and close late
C
fail to open when the engine is cold
D
fail to open at normal operating temperature
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