但宝马公司的工程师认为他们可以重新设计直接注入燃料的引擎和用涡轮给引擎增压的办法来达到这相新的标准。

But BMW's engineers think that they can regain this lost performance by redesigning the engine to have direct fuel injection and by turbocharging it.

youdao

涂层的化学气相沉积(CVD)和表面层改性的物理气相沉积(PVD)涂层的离子注入，所有三个正在受到考验，并部分使用。

Coating by physical vapour deposition (PVD), coating by chemical vapour deposition (CVD) and surface layer modification by ion implantation, all three are being tested and are partly in use.

youdao

在具有粒子注入和回收系统的垂直激波管中，测量了气固两相流动激波前沿后松驰区的压力。

The pressures in the relaxation zone behind a shock front for gas-particle flow were measured in the vertical shock tube with a system of injecting and collecting particles.

youdao