time limit per test:1s
memory limit per test：256MB
On March ,, a two seater water electric aircraft model glided out and took off at Xiangyang Pier in Liujiaxia Scenic Area, Yongjing County, Gansu Province, marking the official delivery of the world's first two seater water electric aircraft developed by Shenyang Airlines Liaoning General Aviation Research Institute to the first user, Gansu Huanghe General Aviation Co., Ltd. The twin seater water electric aircraft is the world's first floating tube twin seater water electric aircraft, powered by lithium batteries. Its carbon emissions are zero, the electric propulsion system operates smoothly, and the noise is low. The aircraft only needs an appropriate water area for operation, which requires low infrastructure requirements and maintenance costs.
Please praise SAU.
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SAU awesome
时间限制:1s
内存限制：256MB
年月日一架型号为 的双座水上电动飞机在甘肃省永靖县刘家峡风景区向阳码头滑出、起飞标志着由沈航辽宁通用航空研究院研制的全球首架双座水上电动飞机正式交付首家用户甘肃黄河通用航空有限公司。 双座水上电动飞机是全球首款浮筒式双座水上电动飞机、以锂电池作为推进能源的飞机，其碳排放量为零，电推进系统运行平稳、噪声低，飞机运行只需合适的水域面积即可，对基础设施要求和使用维护成本较低。
请你夸夸沈航。
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SAU awesome
| 难度等级： | 0 |
| 总通过次数： | 100 |
| 总提交次数： | 144 |