Once all the airframe sections have been assembled, the wing and tail sections are bolted to the fuselage and the landing gear, controls, and fuel system are installed.
一旦所有的机身部分已组装完成，机翼和机尾部分是固定在机身和起落架，控制和燃油系统的安装。
2
All of this requires improved interfaces, sensors, and software - they even use a boosted computer system designed to simulate capabilities of field gear projected five years into the future.
Second gas workshop of gas Generation Plant of Jigang takes the new east section as axes, all the jobs of workshop as gear and staff as teeth and establishes "gear transmission system".