词汇	convertible engines
释义	convertible engines 可换向发动机
随便看	thermal variable thermal velocity thermal velocity neutron thermal-velocity neutron thermal vestibulometry thermal vibration thermal vibrational energy thermal vibration characteristics thermal vibration noise thermal vibration of crystal lattice thermal viewer thermal vinylation thermal viscoelasticity thermal-viscoelasticity thermalviscoelasticity theory thermal viscosity thermal-viscosity wedge Thermal viscous fan drive has defective bearing thermal viscous sublayer thermal vision thermal visualization thermal volatilization analysis thermal volt thermal voltage thermal voltage converter