词典释义：
双语例句
Oil pump speed regulation technology and the general principle for speed regulator slection are intro-duced.
介绍了油泵调速调节技术和选择油泵调速装置的一般原则。
Oil pump speed regulation technology and the general principle for speed regulator slection are intro - duced.
介绍了油泵调速调节技术和选择油泵调速装置的一般原则.