BLDCM has the advantages of ac motor, such as simple structure, high running reliability, and has the features of DC motor, for example, the high efficiency, excellent adjusting speed characteristic.

直流无刷电动机既具有交流电动机的结构简单、运行可靠等一系列优点，又具备直流电动机的运行效率高、调速性能好等诸多特点。

youdao

The paper mainly introduces the technology of adjusting speed of convertor and its superiority.

主要介绍变频器的调速技术及使用变频器的优越性。

youdao

The analysis has showed that this kind of fuzzy controller with variable searching steps has better convergence character and its adjusting speed is quick.

分析表明，这种变步长搜索的模糊控制器收敛特性好，速度快。

youdao

It serves me as I drive, adjusting my speed to gain a bit of calm and reach my destination only minutes behind the "record time" a faster lane might provide.

NPR: The Practice of Slowing Down

They also incorporate intelligent monitoring for consistent recording, and adjusting read-speed technology which enhances smooth playback.

ENGADGET: Sony Optiarc debuts 12x Blu-ray writers, makes 'em friendly with BD 3D

And consumption is further reduced by adjusting the operating speed and voltage of the chip on the fly, depending on the user's activity.

ECONOMIST: Transmetamorphosis