air charging test

例句：

1. 1.The new device requires an air charging test before use.
   这款新设备在使用前需要进行空气充电测试。
2. 2. The manufacturer insists on conducting an air charging test for the product.
   制造商坚持要对产品进行空气充电测试。
3. 3. During the testing process, the engineer found that the air charging efficiency was not as expected.
   在测试过程中，工程师发现空气充电效率并未如预期般理想。