词汇	源势
释义	源势 source potential
随便看	derivative circulation derivative citizenship derivative coefficient derivative compensation derivative component derivative concept and its introduction derivative control derivative con-trol derivative control action derivative control coefficient derivative control error derivative control factor derivative control imput derivative control input derivative controller derivative controller action derivative controller, D controller derivative controlor lead network derivative control ouput derivative control output derivative conveyance derivative copyright derivative correction factor derivative corrective action derivative corrector