The conservation laws of relativistic variable mass systems were studied.
研究相对论性变质量系统的守恒律。
Using the theorems, the new equations of higher order non-holonomic mechanical systems with variable mass are obtained.
应用这些定理得到变质量高阶非完整系统的若干新型运动微分方程。
The application of general results is led to general theorems of variable mass classical systems.
做为普遍结果的应用，得出变质量经典系统的普遍定理。
The conservation law of mechanical energy in variable mass mechanical systems with ideal bilateral holonomic constraints is studied.
研究具有双面理想完整约束的变质量力学系统的机械能守恒律。
In this paper, variable mass controllable mechanical systems are investigated.
本文研究一类变质量可控力学系统。
In this paper, variable mass controllable mechanical systems are investigated.
本文研究一类变质量可控力学系统。
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