Abstract: Introduces a method to eliminate influence of power supply and air-feed system on exact measurement of micro-thrust of electric rocket in the gravity field, so micro-thrust can be measured accuratelg and automatically.

• 文摘:介绍了在重力场中，消除电火箭自重及其供电供气系统对微小推力测量影响的方法，从而实现电火箭微小推力自动准确的测量。