“up-down feed system”概念、定义、翻译-科学时代

单词	up-down feed system
释义	市政工程词汇手册 up-down feed system 上下进料系统
随便看	pulse width pulse width pulse width pulse width pulse-width modulated inverter pulse width modulation pulse width modulation pulse width modulation pulse width modulation--pulse width modulation (PWM) pulse width modulation--pulse width modulation (PWM) pulse width modulation (PWM) pulse width modulation (PWM) pulse width modulation (PWM) pulse width modulator pulse width-pulse frequency modulation control pulse window pulse wind tunnel balance pulse with gastric qi pulse without gastric qi pulsimeter pulsing pulsing pulsing laser pulsing operation pulsing schedule

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

up-down feed system