中英
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initial permeability中文是什么意思
- 中文翻譯
- 造句
- 初導(dǎo)磁率
- 初導(dǎo)磁系數(shù)
- 起始磁導(dǎo)率 初始磁導(dǎo)率
- 起始磁導(dǎo)率；初穿透性
- initial adj. 最初的，開始的；原始的；初期的，初發(fā)的。 th ...
- permeability n. 1.透過性，可透性，滲透性；滲蝕度；【航空】(氣球 ...
- ac initial permeability 交流起始磁導(dǎo)率
- alternating current initial permeability 交流初透磁率
- initial dynamic permeability 初始動態(tài)磁導(dǎo)率
- initial relative permeability 初始相對滲透性
- permeability n. 1.透過性，可透性，滲透性；滲蝕度；【航空】(氣球氣體的)透出量。 2.【物理學(xué)】磁導(dǎo)率，磁導(dǎo)系數(shù)(＝magnetic permeability)。
- as initial 與最初相同
- initial to 草簽文件
- with initial 有大寫字母
- absolute permeability 絕對磁導(dǎo)率; 絕對磁道率; 絕對導(dǎo)磁率絕對浸水率; 絕對導(dǎo)磁性; 絕對滲透率; 絕對透氣性
- ac permeability 交流電導(dǎo)率
- acoustic permeability 傳聲性; 透聲率
- acoustical permeability 透聲率
- aftereffect of permeability 磁導(dǎo)率后效
- air permeability 空氣滲透率; 通氣性; 透氣的; 透氣度; 透氣性能
- amphi permeability 兩透性
- amplitude permeability 振幅磁導(dǎo)率
- anisotropic permeability 各向異性滲透率
- apparent permeability 表觀磁導(dǎo)率; 視滲透率；表觀導(dǎo)磁率; 視在磁導(dǎo)率
- aquifer permeability 含水層滲透能力
- areal permeability 橫向滲透率
- artificial permeability 人工滲透率
- assumed permeability 假定滲透率
- Relative temperature coefficient of initial permeability
初始磁導(dǎo)率比溫度系數(shù) - Alternating - current initial permeability
交流初透磁率 - The raw materials , the composition , the time of milling , the calcining temperature , the different additives , the sintering temperature and the sintering parameters were investigated . the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties , we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature . the lower calcining temperature made the permeability higher , and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite , it is necessary to add effective additives . in this dissertation , the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature , the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites
研究結(jié)果表明:采用高純度的fe2o3有利于獲得高起始磁導(dǎo)率且頻率特性優(yōu)良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴格控制配方中各種原材料的含量,優(yōu)化配方;由于粉體活性受預(yù)燒條件的影響,所以對不同要求的鐵氧體選擇的預(yù)燒條件就不一樣,適當(dāng)降低預(yù)燒溫度有利于獲得較高的起始磁導(dǎo)率,而為了獲得良好的頻率特性可以適當(dāng)?shù)靥岣哳A(yù)燒溫度;根據(jù)對粉體顆粒粒徑的不同需求,可以選擇不同的球磨時間;而有效的添加劑是改善材料性能的必要條件,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結(jié)溫度、保溫時間和燒結(jié)氣氛是高磁導(dǎo)率mnzn鐵氧體制備最關(guān)鍵的工藝,適宜的燒結(jié)工藝可以獲得理想微結(jié)構(gòu)和組成,從而得到高性能的鐵氧體材料;而從材料的微結(jié)構(gòu)上來看,要提高材料的截止頻率,就要適當(dāng)?shù)丶毣Я?、增加晶粒?nèi)部的氣孔。 - We emphatically discussed how the sintering environment affected initial permeability ( ui ) , and how different contents of zno varied saturation magnetization ( bs ) and curie temperature ( tc ) . the factors of affecting temperature stability of ferrites were analyzed . finally , we compared sol - gel auto - combustion way with conventional ceramic method
其中重點探究了燒結(jié)條件對鐵氧體起始磁導(dǎo)率_ i的影響以及不同原料配方對鐵氧體飽和磁感應(yīng)強度bs和居里溫度tc的影響，而且探討了溫度穩(wěn)定性的產(chǎn)生機理及摻雜co ~ ( 2 + )對鐵氧體溫度穩(wěn)定性的影響。 - Thinning the crystal grain and increasing the center vent are effective approach to raise the limiting frequency of high permeability mnzn ferrite . through large quantities of experiments , we made progress in raising limiting frequency of high permeability mnzn ferrite . we prepared the broad band mnzn ferrite of which the initial permeability was 10000
通過采用上述實驗中的優(yōu)化配方、添加劑組合以及制備工藝,我們在高磁導(dǎo)率材料的寬頻特性方面取得了很大的進展,研制出了起始磁導(dǎo)率磁導(dǎo)率為10000的寬頻mnzn鐵氧體材料,當(dāng)頻率達到300khz時,起始磁導(dǎo)率下降不到20 % ,其性能相當(dāng)于epcos公司改進的t38材料。 - In this dissertation , high permeability mn - zn ferrites have been prepared by the mixed - oxide route , using mn3o4 , fe2o3 and zno as the raw materials . and in this dissertation we study deeply on the preparation technology and mechanism of high initial permeability mnzn ferrite with better stability of which the initial permeability was 10000
本文采用氧化物陶瓷工藝制備高磁導(dǎo)率mnzn鐵氧體,以mn3o4 、 fe2o3和zno為原料,對磁導(dǎo)率為10000且具有寬頻特性的高磁導(dǎo)率mnzn鐵氧體的制備技術(shù)和機理進行研究。
- initial permeabilityとは意味：初透磁率｛しょ とうじ りつ｝
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