您要查找的是不是：
- 變PI參數variable PI parameter
- PI參數整定PI parameter setting
- PI參數自整定控制器self-adjusting PI controller
- 不變的unchangeable
- 變小lessening
- 變大fill out
- 會(huì )變variable
- 保持不變hold the line
- 可變variable
- 變老ageing
- 變壞go to the bad
- 變心cease to be faithful
- 變暖warming
- 全球變暖global warming
- 變暗darken
- 變體anamorphosis
- 變好meliorate
- 變白whitening
- 變的alternate
- 變電power transformation
