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.
为了讨论皮托管全压孔和静压孔几何参数对其测量特性的影响，采用试验和数值模拟相结合的方法，对不同型号的皮托管进行了研究。
Experiments and numerical simulations were conducted on various Pitot tubes in order to study the effect of the geometrical parameters on their measurement characteristics.
针对一起由静压孔堵塞造成的空难事故，对飞机全静压系统静压孔堵塞后，座舱仪表显示的空速和马赫数进行了分析，讨论了静压孔堵塞后仪表显示速度和马赫数的特点。
After pitot static vents of total static pressure system are covered, the real airspeed, Mach number and pressure altitude are not displayed from cockpit instrument, and the accident might happen.
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