The crankcase曲轴箱
crankcase heater曲轴箱加热器;油加热器
crankcase emissions曲轴箱排放物
crankcase compression曲轴箱压缩
dry crankcase干式曲柄箱;干式曲轴箱
crankcase guard曲轴箱罩壳;曲轴箱防护罩
crankcase hub曲轴箱轮毂
crankcase capacity曲轴箱容量
crankcase dipstick曲轴箱油尺
N（名词） the metal housing that encloses the crankshaft, connecting rods, etc, in an internal-combustion engine, reciprocating pump, etc (内燃机、往复泵等的)曲轴箱