alternating load test

例句：

1. 1. This testing method is widely used in the industry for its efficiency and accuracy.
   这种方法在工业中广泛使用，因为它既高效又准确。
2. 2. The engineers conducted an alternating load test on the new machine to ensure it meets all safety standards.
   工程师们对这台新机器进行了交替负载测试，以确保它符合所有安全标准。
3. 3. During the testing process, the alternating load test was crucial in identifying any potential issues with the equipment.
   在测试过程中，交替负载测试对于发现设备潜在问题至关重要。