1·The crankcase has to drain before you put on the new filter.
在安放新过滤器之前，曲轴箱必须滴干。
2·Exceptional thermal stability and oxidation resistance prevents in-service oil degradation which contributes to filter blocking and sludge formation in the oil galleries, crankcase and valve train.
优异的热稳定性和抗氧化性防止在职石油降解这有助于阻止和污泥过滤器在石油画廊，曲轴箱和阀门列车编组。
3·After a considerable period of time, oil, gas and other PCV valves in its internal deposition, PCV into clay colloid valve jam, thereby improving the crankcase internal gas pressure.
天长日久，机油、汽油及其它浓缩物在PCV阀内部沉积成油泥胶体，造成PC V阀堵塞，从而提高了曲轴箱内部的气体压力。
4·Without the oil, compression games would escape into the crankcase area, which will make effect on the performance of the engine.
如果没有机油，压缩的气体会从曲轴箱溢出，这会对发动机的性能带来影响。
5·One half of the negative mould and the 'inside of the crankcase' mounted.
其中一半的负面模具和'内的曲轴箱'展开。
1·The mechanism consists of several parts like crankcase, cylinder block, pistons, connecting rod, crankshaft, etc.
这一机构有一系列部件组成，如曲柄箱、气缸体、活塞、连杆、曲轴等。
2·Question: What concentration of additives might be found in typical diesel engine crankcase oil?
问题：在典型的柴油曲柄箱机油中，添加剂的浓度一般是多少？
3·Examine inside of the crankcase.
检查一下曲柄箱内部。