BP公司的马孔多油井近三个月来持续向海水中泄漏原油和天然气，直到七月工程人员加上了控油罩才止住了漏油。

BP's Macondo well spewed oil and natural gas for nearly three months, before crews installed a cap that halted the leak last month.

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执行绕机检查，确保静压孔、空速管、全空温探头没有损坏和堵塞，检查静电放电刷、雷达罩锁和迎角传感器没有损坏。

Carry out external walk around, check static ports, pitot tubes, tat probe for no damage and obstruction, check static dischargers, radome latches and Angle of attack sensors for no damage.

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在下游动阀罩下部连接有引鞋， 引鞋上开有导流通孔和导流槽。

The lower part of the lower traveling valve is connected to a guide shoe with diversion hole and diversion trench.

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