This kind of pressurization system has the following disadvantages: large volume, high mass, low efficiency, need of regular checkout to avoid leakage, unsafety of high-pressure storage, need of ground gas-supply equipment, etc.

• 这种气瓶贮气系统存在体积大、质量大、增压效率低、连接面会漏气须定期检查、高压贮存不安全、需要地面供气设备、使用不便等缺点。