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。
The effect of internal boundary layer on dose and the contribution to dose from the washout deposition pathway are discussed.
讨论了事故工况下，内边界层对事故剂量的影响及冲洗沉积剂量的贡献。
It was shown that, internal stress of nano-diamond films increased with increasing methane concentration, higher substrate temperature and longer deposition time.
结果表明，随着甲烷浓度的升高、衬底温度的升高以及沉积时间的延长，金刚石涂层中的压应力增大。
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