常見例句雙語例句The conservative force and the gradient of the potential energy are dual vectors.保守力與勢能梯度互為對偶矢量。Water potential reflects energy level of soil water and the gradient of water potential is an impotent factor describing direction and velocity of water flow.水勢反映土壤水的能態(tài)，而水勢梯度則是決定水流方向和速度的重要因素。Furthermore, the effectiveness of the temperature gradient in the paper generated during calendering process, and the economic potential of energy-saving on a belt calendar was discussed.并由此對帶式壓光在紙幅中所產生的溫度梯度的有效性和可行的節(jié)能方法及其所能產生的效益進行了初步探討。 返回 potential energy gradient