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。
The speed of mobile telephony's spread has caught the telecoms regulator by surprise.
移动电话的普及速度令电信管理者为之惊叹。
The speed of mobile telephony's spread has caught the telecoms regulator by surprise.
移动电话的普及速度令电信管理者为之惊叹。
应用推荐