It can be used to provide blocking protection to a specific DC motor speed control system.
用此方法对一个直流电机数字控制调速系统进行堵转保护。
A good pair of UV-blocking running sunglasses give your face more protection and also help protect your eyes from the sun's damaging rays.
戴一副好的防紫外线跑步眼睛可以给你的面部更多的保护，还能在各种有害射线下保护你的双眼。
Plants on a planet with two sunlike stars could need protection against too much radiation—they might evolve their own UV-blocking sunscreens.
但是，如果有一颗类似地球的行星，同时被两个太阳照射，就像科幻小说里的那种场景，植物又会是什么样子呢？
Objective To observe the effect of mild hypothermia on cerebral protection during temporarily blocking partent arteries of intracranial giant aneurysms and ischemia-reperfusion period.
目的观察亚低温对颅内巨大动脉瘤夹闭手术中临时阻断动脉血流及缺血-再灌注期的脑保护作用。
Using the two-out-of-three principle which is based on the integrated membership grade, this new algorithm improves the reliability of transformer protection in blocking inrush current.
在此基础上，提出基于综合隶属度的三取二原则方式来识别涌流，提高了变压器差动保护励磁涌流闭锁的可靠性。
A blocking scheme for current circuit break in differential protection system of transformers performed by software of micro-computer is proposed in this paper.
本文提出了一种利用微机软件实现的变压器差动保护电流回路断线闭锁方案。
The results show that DSPP not only can completely protect double-link failures but also can make the tradeoffs between the resource utilization ratio, blocking ratio, and protection-switching time.
仿真表明，DSPP不仅能完全保护双链路失效，并且能在资源利用率、阻塞率和保护切换时间之间进行性能折衷。
In coring drilling, under-water cement grouting was often used for wall protection, leakage blocking, borehole sealing and downhole accident treatment.
在岩心钻探中，常常要用水下灌注水泥的方法来护壁、堵漏、封孔、处理井故。
Conclusion: Cerebrolysin has the protection and treatment effect on HIE. The mechanism of the effect is correlated with blocking abnormal metabolism of no and reducing apoptosis of neuron.
结论：脑活素对HIE具有防治作用，其机理与阻断NO异常代谢、降低细胞凋亡有关。
Conclusion: Cerebrolysin has the protection and treatment effect on HIE. The mechanism of the effect is correlated with blocking abnormal metabolism of no and reducing apoptosis of neuron.
结论：脑活素对HIE具有防治作用，其机理与阻断NO异常代谢、降低细胞凋亡有关。
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