Full speed within sections of constant flux and constant voltage constant power control, we can get the torque - speed characteristics under the control.

在全速范围内分段进行恒磁通和恒电压恒功率控制，得到控制下的转矩—转速特性曲线。

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Even if the belt conveyor speed modulation, due to the transport characteristics of the belt conveyor and safety requirements, belt conveyor is still maintained at constant speed running state.

即使对皮带机实行变速调频，由于煤矿皮带机的运输特点和 和>安全需要，皮带机仍然保持在恒转速运行状态。

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Based on the characteristics of stable gear transmission and constant speed ratio, a kind of imperfect gear mechanism was studied in this paper.

基于齿轮传动平稳和恒速比的特点，文中研究了一种不完全齿轮机构。

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