Self loading and unloading fire trucks are a flexible and versatile fire vehicle with the following usage characteristics:

1. 載重能力大：自裝卸式消防車采用專門設計的卸載系統，能夠承載大量的滅火設備和消防裝備，如水泵、水罐、滅火劑等，并具備較大的有效工作半徑。

1. Large load-bearing capacity: Self loading and unloading fire trucks adopt a specially designed unloading system, which can carry a large number of fire extinguishing equipment and equipment, such as water pumps, water tanks, fire extinguishing agents, etc., and have a large effective working radius.

2. 快速反應：自裝卸式消防車具備快速部署的能力，可以在短時間內將滅火設備裝載到車輛上，然后快速馳援到事故現場。這使得它對應急滅火任務非常適用，能夠迅速響應火災事故，有效控制火勢。

2. Quick response: Self loading and unloading fire trucks have the ability to quickly deploy and load fire extinguishing equipment onto the vehicle in a short period of time, then quickly rush to the scene of the accident. This makes it very suitable for emergency firefighting tasks, able to quickly respond to fire accidents and effectively control the fire.

3. 靈活多樣：自裝卸式消防車可根據實際需求進行靈活配置和改裝，以適應不同的滅火工作任務。例如，在農村地區，可以增加裝載噴霧器和繩索等設備，以應對山林火災；在城市中心，可以裝載高壓水炮和泡沫發生器，以進行大面積火災的撲救。

3. Flexible and diverse: Self loading and unloading fire trucks can be flexibly configured and modified according to actual needs to adapt to different firefighting tasks. For example, in rural areas, equipment such as spray and ropes can be added to deal with forest fires; In the city center, high-pressure water cannons and foam generators can be loaded to put out large-scale fires.

4. 多用途性：自裝卸式消防車可以兼具救援功能，除了進行滅火作業外，還可用于人員救援、物資運輸等任務。其靈活的設計和多功能配置使得它在各種復雜環境下都能發揮作用。

4. Multipurpose: Self loading and unloading fire trucks can also have rescue functions. In addition to carrying out firefighting operations, they can also be used for tasks such as personnel rescue and material transportation. Its flexible design and multifunctional configuration enable it to function in various complex environments.

5. 操作簡便：自裝卸式消防車采用智能化的控制系統和操作界面，使得操作人員可以輕松掌握和操作車輛。這有助于提高救援效率并確保操作人員的。

5. Easy to operate: The self loading and unloading fire truck adopts an intelligent control system and operation interface, making it easy for operators to master and operate the vehicle. This helps to improve rescue efficiency and ensure the safety of operators.

總之，自裝卸式消防車憑借其載重能力大、快速反應、靈活多樣、多用途性和操作簡便等特點，成為一種重要的消防救援車輛，廣泛應用于消防救援工作中。

In short, self loading and unloading fire trucks have become an important type of fire rescue vehicle due to their large load-bearing capacity, fast response, flexibility, versatility, and easy operation, and are widely used in fire rescue work.