priming speed

例句：

1. 1. The new engine has a significantly higher priming speed than the old one.
   新发动机的预激活速度比旧的高很多。
2. 2.In order to improve the performance of the engine, the manufacturer has optimized the priming speed.
   为了提高发动机的性能，制造商已经优化了预激活速度。
3. 3. The priming speed is crucial for the success of the engine's startup process.
   预激活速度对于发动机启动过程的成功至关重要。