two valve control action的用法和樣例：
例句
- Kalman's technique cleverly minimizes an integral function over time that includes a quadratic measure of the states plus a quadratic measure of the control actions.
卡曼的技術巧妙地隨時間縮小積分函數，函數中包含狀態的二次測量值加上控制動作的二次測量值。 - Transmission where the transmission medium does not recognize control characters or initiate any control activity.
傳輸媒介不需要了解控制字元或啟動任何控制動作的一種傳輸方法。
