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。 B2: Yes, we need to open the door to offload (onload) 2 baggages。 Note: ACockpit BGroundB: Go ahead。 2: Copy that , thank you ! A3: Captain, the external power is available, please check the frequency。 The taxing light on nose gear is still on, please turn it off。 A1: Ground copy, thank you! The becon light is still on, please turn it off。 B2: Parking brake released, fuel remaining 12 thousand and 5 hundreds pound, airplane is good。 A: Chockin , you could release the parking brake now。 A1: Now we have both engine normal start, you could disconnect and handsignal at righthand side, have a good day , thank you , byebye! A2: engine good start, clear to disconnect, thank you , byebye! A3: Engine start normal, you may disconnect, byebye! B: Bypass pin and