关键词: 固体火箭发动机;双推力火箭发动机;推力测量

Abstract: Based on the investigation of thrust measurement technique for a rocket engine, a improved method for solving the thrust measurement in the test of the solid rocket engine with single-chamber and . dual-thrust was presented in the paper. It can also be used for other engine test.

Key words: Solid rockef engine;Dual-thrust rocket engine;Thrust me-asurement