比率调节功能，以某定值输入，顺时针调节可以增大显示值，逆时针调节可以减小显示值。

Input a typical value, it can be increased, when forward adjust, the display value can ve decreased while reverse adjust.

youdao

同时给出了控制器在380V电压调节器样机上的试验结果。 试验结果表明：设计的TVR控制器能很好地实现调压操作、故障保护、定值设置、显示等功能。

The test results on380V voltage regulator are given, which show that the TVR controller implements well the functions of voltage regulation, fault protection, setting management, display and so on.

youdao

该机采用微机控制，通过面板的键入能调节测量光源的强弱，并能显示试验力值和保持时间等，使用方便，测量精度高。

The machine adopts microcomputer control panel by typing measure the light intensity can be adjusted, and can display test force and hold time, ease of use, high accuracy.

youdao