- break-in period
- 试运行: pilot run; test run
- 时间: time; hour
- 等运行时间: equal travel time
- 非运行时间: standing time
- 运行时间: elapsed time; journey time; operating time; operational time; performance period; period of duty; run duration; run time; running time, travel time; runtime; time on stream; transit time; working time
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