Stresses the transmission line theory, the theory and application of technology, a detailed formulas.
讲了传输线的原理、理论和应用技术，有详细的公式推导。
In this paper, a detailed analysis is presented for the radial forces of gear pump with expended high pressure area. Some accuracy formulas are given.
本文详细地分析了具有扩大高压区结构的外啮合齿轮泵的径向力和传动扭矩，给出了其精确计算公式。
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