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Now there are many sets in electric power system which adopt high-performance zinc oxide resistance for rotor demagnetization and over-voltage protection,and have good practical effects.

目前,系统内已有许多机组采用高性能氧化电阻作为转子灭磁电阻和过电压保护,具有良好的实用效果。

But zinc-bromine battery can hardly be used in practical applications for its serious self-discharge drawback and zinc dendrite.

但是由于Zn-Br电池目前还存在着严重的自放电和枝晶问题,使得Zn-Br电池的实际应用受到限制。

Denham Harman of the University of Nebraska Medical School says, Some 90% of the population consumes diets deficient in zinc.

"内布拉斯加大学医学院的德纳姆哈曼博士说,"大约90 %的人日常饮食中缺乏

By way of affection to enzymes zinc realize its multifunction to the derma, reproductive abilities and arthroses in domestic animals and poultry, especially to chicken, swine and cow.

主要通过影响多种酶来实现其对畜禽皮肤、生殖性能、腿部关节的多种作用,尤其是对鸡、猪和奶牛的作用较大。

ConclusionThe best concn. of Zn for detoxication was 10 mg/L.

结论]的最佳解毒浓度为10mg/L。

Finally, the mechanism of dezincification related to the SCC of brass in nitrate solution is discussed.

文中还讨论了黄铜在亚硝酸盐溶液中SCC过程的脱机理。

The effect of increasing sttrain rate on the increase of dezincification coefficient was diminished with increase in potential.

应变速率的加快对增加脱系数的作用也随电位提高而减弱。

The results show that the failure of oil-cooler is bolt-like dezincification corrosion .

结果表明,冷油器铜管的腐蚀属于栓状脱腐蚀。

2" To 2" valves shall be constructed of dezincification resistant brass or bronze alloy.

通径DN15至DN50阀门的材质应该是抗失现象的黄铜或青铜。

De-alloying corrosion, known as "Dezincification," was effectively eradicated from valve products in the 1950's.

合金腐蚀,称为"脱现象",在1950年代已经在阀门产品上有效根除。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力