644. 使用过滤器去除滑油中不需要的物质。

2719. 句型应简单直接,无需阐述明显多余的和过于基础的信息。应避免讨论理论知识,除非该理论知识对实际操作的理解和施工是必要的。

2718. If the microswitch becomes unserviceable, do the deactivation procedure of the actuator to prevent damage to the valve

2717. Remove the locating pin before turning the pulley

2716. 本文件向适用的飞机维修手册提供补充信息

2715. Having reached the airport, he found that the airplane had taken off

2714. In designing schematic diagrams, it may be necessary to compromise between detail that is necessary to make the diagram self-explanatory, and simplicity that is essential for ease of reading and understanding

2713. 如果征候再次出现,请拆下装置。

2712. Calibrate the tension of the cable to correct value with tensiometer

2711. 在更正栏中,列出部件故障纠正措施涉及的所有注意事项或要点。

2710. 减震支柱是油气支柱