生理学的产生和发展; 前馈控制特点及生理意义.Physiological production and development; The characters and physiological meaning of Feed - forward control.前馈校正的引入克服了电压均值反馈控制快速性不好的缺点.The introduction of feedforward enhance speediness of this co...
茶叶的需求量 ( 逐年 ) 递减.The demand for tea is on the decrease ( each year ).像人头税一样, 递减税占穷人收入的比例更大.A regressive tax, like the poll tax, takes proportionately more of a poor person's income.这个城市的人口在逐年递减.There has been a prog...