The idea is to oscillate the turbocharger's variable geometry and synchronise it with the engine exhaust to get better energy recovery from the pulsating exhaust flow.
这个创意是通过调节涡流增压器的结构来使它与引擎尾气排放同步，从而达到更好的能量回收效果。
2
They discovered almost 800 Cepheid variable stars, a special class of pulsating star used for accurate distance measurement.