旋转压实密实曲线
gyratory compaction densification curve
不密闭的变速箱油冷却器
leaking transmission oil cooler
不密闭的差速器密封
leaking differential seal
LDS
不密闭的传动系油冷却器
leaking power train oil cooler
不密闭的放气螺钉垫圈
leaking bleed screw washer
不密闭的高压燃油管路
leaking high pressure fuel line
不密闭的燃油喷射阀
leaking fuel injection valve