Therefore, the research on high pressure elliptical gear flowmeter will be conducive to widen the application of elliptical gear flowmeter and promote the development of flow metrology in China.

• 因此，耐高压椭圆齿轮流量计的研究，有助于拓展国内椭圆齿轮流量计的应用场合，促进国内流量计量的发展。