阿富汗在经历了二十年的战乱后，环境遭到了严重的破坏，甚至对整个国家的建设造成了巨大的阻碍。
In Afghanistan, two decades of warfare have degraded the environment to the extent that it now presents a major stumbling block for the country's reconstruction efforts.
乳状液稳定性影响因素很多，输送过程中如果乳状液稳定性遭到破坏，会导致管路压降急剧增大，有可能造成停输甚至凝管事故。
The stability of the emulsion is associated with many factors. And if the stability of the emulsion was destroyed during transport, an accident is likely to happen.
位同步信号本身的抖动、错位会直接降低通信设备的抗干扰性能，使误码率上升，甚至会使传输遭到完全破坏。
Jitter and misplace of the bit synchronization signal will reduce the anti-interference performances of communication equipment directly, also increase bit error probabaility.
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