When comparing the air with 50% of relative humidity with the air with 100% of relative hu
A.the former
B.the latter
C.not for sure
D.same each other
A.the former
B.the latter
C.not for sure
D.same each other
A、10mm below the rail top surface
B、12mm below the rail top surface
C、14mm below the rail top surface
D、16mm below the rail top surface
A.Exhaust temperatures
B.Raw water pressure
C.Lube oil pressure
D.Air box pressure
A. 下止点前后,进、排气阀同时开启的曲轴转角
B. 下止点前后,进、排气阀同时开启的凸轴转角
C. 上止点前后,进、排气阀同时开启的曲轴转角
D. 上止点前后,进、排气阀同时开启的凸轴转角
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