放减速板的英文

• select speed brakes out
• speed brake extension

• 放:    release; set free; let go
• 减速板:    air brake; dive flap
• 收放减速板:    airbrake operation
• 应急放减速速板气瓶:    emergency air brake bottle
• 减速板:    brake; speed; deceleration flap; dive drag brake; dive flap; drag flap; flight brake; rigid air brake; speed boards; speed brake; speedbrake