单词	Mach number calibration
释义	Mach number calibration 按马赫数校准
随便看	principal part of laurent series principal part of recognition principal part of the attribute principal part of the study principal part of the verb principal part of value principal part position principal parts principal parts of brand principal parts of disposal principal parts of recycling principal party principal password principal patent principal path principal path sensitization method principal pathway principal payable of matured debenture principal payment principal penalty principal period Principal period of calorimetric test principal phase principal phase congruency principal photographs by Peter Aprahamian