Host speed regulator with frequency converter means, in order to best speed, the effect better.
采用变频方式调节主机转速,以求最佳的线速度,效果更理想。
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。
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