热不稳定试验阴性。
为探索旋流燃烧器内热声不稳定的产生机理，搭建了可调型旋流燃烧器热声不稳定试验台架。
In order to probe into the excitation mechanism of thermoacoustic instability in swirl combustors, an experimental setup has been built including an adjustable swirl combustor.
在本集，我们去寻找可替代能源，从试验中的绿色能源到不稳定的太阳能。
In this episode, we'll be looking at alternative energy from the tried and tested green power to the more inconsistent solar power.
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