包络

The envelope of moving line on the hypocycloid plane may be an epicycloid or cardioid and the...

摆线逆运动中与动切线成定角直线,其是圆周渐开线.

In the electronic reconnaissance area, the conventional detection method of the radar pulse signal is based on nonmatched envelope detection.

摘要在电子侦察领域中，传统雷达脉冲信号检测是基于检波非匹配检测。

The combined method of speed key point monitoring and speed chart monitoring is advanced to prevent hoist overrolling,significantly improving the safety and reliability of mine hoist operation.

采用速度逐点监视和线监视技术，防止矿井提升机严重过卷，大大提高了提升机运行安全性和可靠性。

According to the formation principle of the tritubercular cycloid in this paper, the rotor, whose bore curve is the inner envelope line of the cycloid, is made with the solid radius vector.

根据三尖摆线形成原理,以摆线线为定子腔曲线,动径实体化后作为转子,定子、转子按照一定关系运动则形成一种新型摆线泵。