水坝是防堵水的障碍物。
给出了一种智能防堵控制装置的设计方法。
A design way of intelligent blocking control appliance is put forward.
我们必须动用所有国家资源来防堵这种传染病。
We must mobilize all national resources to prevent the infectious disease.
马铃薯种植机种薯块防堵抖动装置属于农业机械；
The seed piece anti-blocking shaking device is designed for the potato planter.
介绍了NCI防堵剂在脱硫装置上的工业应用情况。
A presentation is given of the industrial use of the NCI anti blocking agent in desulfurizers.
根据实验目的，确定了防堵装置功率消耗的测试方法。
According to the experiment purpose, the testing method of the power consumption of anti-blocking mechanism is determined.
本实用新型涉及一种球阀，特别涉及一种防堵刀闸阀。
The utility model relates to a spherical valve, particularly to an anti-blocking knife gate valve.
防堵性能好。
对RIP法吸附设备级间空气提升器的效率和防堵进行了研究。
The efficiency and preventing plug measures are studied of interstage airlift for RIP sorption unit.
该产品耐用、高效、自锐、防堵、工件表面不发黑、光洁度高。
The durable, efficient, self-sharpening, protective, non-black surface, the high finish.
主要研究成果包括：1.首次设计了免耕播种机锯切防堵装置。
The research results included: 1. A new sawtooth anti-blocking mechanism of no-tillage planter has been developed at first.
由于具有防堵和自清理堵塞物的功能，防堵取样阀的用途比较广泛。
Because of its clog - proof function and tampers cleaning function, the clog - proof sampling valve has been widely used.
理论分析和土槽试验结果表明，该锯齿防堵装置具有良好的防堵性能。
Theory analysis and experimental results in the soil bin device showed that the sawtooth anti-blocking compoent hast…
防堵罩可采用金属或使用广泛的PVC塑料制造，结构简单，安装方便。
Block proof cover can be made of metal or widely used PVC plastic, the structure is simple for the convenience of installation.
对播种机构进行了改进，设计了动力驱动粉碎刀轴与圆盘开沟器组合的防堵机构。
A new anti-blockage mechanism, which combines the powered chopping and disc opener, was designed and tested.
试验结果表明：锯切防堵装置结构新颖，功率消耗低，可作为免耕播种机的防堵装置。
The testing results showed that the new sawtooth anti blocking mechanism had an excellent anti blocking character and low consumption of power and could be used for no tillage planter.
该排气防堵装置密封效果好，使用安全可靠，同时也大 大的延长了密封圈使用寿命；
The exhausting anti-plugging device is good in seal effects, safe and reliable in operation, meanwhile, the service life of the seal ring is also greatly prolonged;
沙隆达盐矿通过十多年盐井开采探索与总结，逐步形成了对盐井盐结晶解堵和防堵规律的认识。
With over ten years of exploration and summarization in salt well exploitation, Shalongda salt Mine has gradually accumulated rules of eliminating and preventing pipe plugging by salt crystal.
经实际生产使用证明，该种筛板防堵性能良好，使用寿命与现有筛板相比可提高2 ~4倍。
It is proved that the property of jam preventing of holes is excellent and the service life is 2 ~ 4 times over sieve plate used originally.
现场试验证明，电潜泵防堵单流阀能够防止砂堵单流阀，提高开机成功率，显著延长电潜泵检泵周期。
Field use proves the check valve can prevent effectively sand plugging and extend distinctly the pump checking period.
30我在他们中间寻梢一人重修墙垣，在我面前为这国站在破口防堵，使我不灭绝这国，却找不着一个。
So I sought for a man among them who would make a wall, and stand in the gap before Me on behalf of the land, that I should not destroy it; but I found no one.
经实际生产使用证明，该种筛板防堵性能良好，用于筛分焦炭，使用寿命与现有筛板相比可提高2 ~4倍。
It has proved that the property of jam preventing of holes is excellent and the service life is 2 ~ 4 times over original sieve-plate used in screening coke.
生产中取样阀易堵塞是阻碍顺利取样和及时化验分析的主要因素，为解决这一问题，介绍了一种防堵取样阀，它适合于对各种流体的取样。
In order to solve this problem, this paper introduces a clog- proof sampling valve, which is suitable to the sampling of various fluid bodies.
潜水机器人已经移除了覆盖在石油泄漏处的旧防漏帽。这个帽盖是在六月上旬施放的防堵装置，与油管相连，用来把漏出的原油送至海面上的舰船或点火燃烧掉。
Robotic submarines removed the cap that had been placed on top of the leak in early June to collect the oil and send it to surface ships for collection or burning.
入侵容忍技术认同安全问题的不可避免性，针对安全问题，不再将消除或者防堵作为第一重点，而把目光投射到如何在攻击之下系统仍能保证不间断地正常运行这一点。
The tolerance technology admits that security problem is unavoidable, and it focuses on how system can organically assure and survive under attacks but not how to prevent or eliminate the attacks.
除此之外，可能仍将继续努力，因为置入“桥堵剂”可能会进一步卡住防喷装置。
More than one attempt may be necessary, as may the injection of a "bridging agent" to further gum up the blowout preventer.
分析了曲堤油田防砂及解堵过程中的经验教训及要解决的关键技术问题；
This thesis chiefly analyses the experience and lessons in the course of sand exclusion and plugging removing in quit oilfield.
分析了曲堤油田防砂及解堵过程中的经验教训及要解决的关键技术问题；
This thesis chiefly analyses the experience and lessons in the course of sand exclusion and plugging removing in quit oilfield.
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