We have to test a number of blade types to avoid this happening or at least make sure it does not damage the turbines or reduce performance.
我们必须测试多种类型的叶片来避免这种情况的发生,或者至少确保它不会损坏涡轮或降低其性能。
We have a fair number of blade systems now from HP, IBM and Dell.
我们现在有数量相等的一批HP、IBM和戴尔刀片系统。
We'll acquire the small broken rate when speed ratio is big, the angle of knife dish is small, amplitude and frequency is small, the number of blade is 4.
速度比较大、刀盘倾角较小、振幅与频率较小、刀片数量为4把时可以获得较小的破头率。
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