40级内燃机油基础液
grade40internal combustion oil bodying agent
内燃机技术
Internal combustion engine
Technology of Internal Combustion Engine
内燃机火花塞
sparking plug for internal combustion engine
内燃机故障诊断
fault dia gnosis for ICE
Fault diagnosis of engine
内燃机工程
internal-combustion engine engineering
chinese internal combustion engine engineering
内燃机高海拔(低气压)模拟试验台
engine test bed for simulating high-altitude(low air pressure
内燃机概论
introduction to ic engine
内燃机防爆剂
antiknock substance for internal combustion engine