The preparation of electromagnetic shielding concrete adulterated short carbon fibers and graphite respectively have been introduced in this paper.

介紹了分別摻雜短碳纖維和石墨的電磁屏蔽混凝土的制備，研究了短碳纖維和石墨的含量對(duì)混凝土低頻電磁屏蔽效能的影響欧美黄色一区二区，最后分析了短碳纖維的加入對(duì)石墨混凝土電磁屏蔽性能的影響機(jī)理，為將來(lái)設(shè)計(jì)高性能低頻電磁屏蔽混凝土提供了依據(jù)。

To solve the External transport issues, this paper build a " Transportation Circumscription " approach, then presents a shield strength and the adjustment of the strength.

對(duì)于外部交通的問(wèn)題上国产浓毛熟女免费视频，本文提出了構(gòu)建"交通屏蔽圈"的方法，進(jìn)而提出了屏蔽強(qiáng)度和強(qiáng)度的可調(diào)節(jié)性2019av亚洲天堂。

To solve problem of electromagnetic pollution, a Ni-based composite shielding coating has been prepared based on the electromagnetic shielding principle. Nickel and metal fiber are used as composite fillers, and acrylic resin as binder. The coating is designed for use in some community antenna television nets and shielding workshops.

針對(duì)日益嚴(yán)重的電磁環(huán)境污染問(wèn)題A片三集片在线hu免费，根據(jù)電磁波屏蔽材料對(duì)電磁波作用原理，用鎳粉和金屬纖維作為復(fù)合填料av网站直接看，以丙烯酸樹(shù)脂作粘結(jié)劑毛片视频免费看，按照涂料制備的方法，制備了一種能屏蔽電磁波的復(fù)合涂料日韩性色自拍视频在线观看。

Just because that we adopted the attitude of pragmatism while absorbing the western culture and thoughts, so shielded the redemption consciousness of western culture and sacrifice spirit; shielded the loftiness of tragedy and Bacchus spirit of Dionysos; shielded the western wise man's criticism spirit of self-subversion against metaphysics; shielded the artists 'courage of confronting reality and fearless art experimentation spirit.

正是由于我們?cè)谖{西方文化思想過(guò)程中急切地采用了實(shí)用主義的態(tài)度国产全黄A级A片一免费，因而屏蔽了西方文脈中的救贖意識(shí)日韩播放自拍视频在线观看网站免费、犧牲精神；屏蔽了悲劇崇高及狄?jiàn)W尼索斯的酒神精神欧美第十页；屏蔽了西方哲人對(duì)"形而上學(xué)"自我拆解8x在线视频、自我顛覆的批判精神；屏蔽了藝術(shù)家勇于對(duì)抗現(xiàn)實(shí)以及大無(wú)畏的藝術(shù)實(shí)驗(yàn)精神无码少妇精品一区二区免费动态。

The shielding effectiveness of cylindrical shield and the influence of the shield on the magnetic field in the solenoid are calculated by using finite element method. The curves of the shielding effectivencess and magnetic field in the solenoid against the shield dimension are obtained.

采用有限元方法計(jì)算了圓柱形屏蔽體的屏蔽效能和屏蔽體對(duì)螺線管內(nèi)部磁場(chǎng)的影響91精品一区综合在线观看，得到屏蔽效能和螺線管內(nèi)部磁場(chǎng)隨屏蔽體尺寸變化的曲線。

Last, the Eigenenergies of isoelectronic series change against screening parameterλhas been discussed, it's shown that the plasma screening effects are decreasing as nuclear charge increasing.

最后中文字幕一区二区三区人妻少妇，我們分析了等離子體環(huán)境中類氫等電子序列離子的能級(jí)和波函數(shù)隨屏蔽參數(shù)λ的變化規(guī)律印度特级精品三级AV，發(fā)現(xiàn)隨著原子序數(shù)增大，等離子體屏蔽效應(yīng)的影響逐漸變小riAV网。

Theαvalues for shielding wall in some radiation therapy rooms and X-ray defectoscopy rooms have been evaluated,throngh the measuredexposure rates outside the shielding wall,and the transmission curve of the shields.

屏蔽設(shè)計(jì)的最優(yōu)化需要確定α值久久久国产精品午夜一区。本文對(duì)若干放射治療室及 x 射線探傷室的屏蔽墻外表面的照射量率作了測(cè)定與計(jì)算，從而根據(jù)該屏蔽的透過(guò)曲線計(jì)算了這些已建設(shè)備的α值欧美日韩专区国产一区。

Fifteen one-layered fabrics with different texture, density of fabric and fiber disposition were designed and woven before the designation of medical barrier fabrics.

在設(shè)計(jì)醫(yī)用屏蔽織物之前五月月色开心婷婷久久合，設(shè)計(jì)與試織了十五種具有不同織物組織、經(jīng)緯密度和原料配置的單層織物美女扒开腿让我爽视频软件网站，通過(guò)對(duì)它們進(jìn)行性能測(cè)試和分析国产亚洲一二三，探討織物組織結(jié)構(gòu)對(duì)其拒液性和透濕性的影響，得出了織物組織久久亚洲精品无码aⅴ大香、纖維細(xì)度日韩激情无码一级毛片多人、織物緊度、織物達(dá)到高密的方法等幾個(gè)因素影響這兩種性能的主要規(guī)律国产激情无码专区，為醫(yī)用屏蔽織物的開(kāi)發(fā)奠定了理論基礎(chǔ)aa专区。

2KV, and the critical disruptive discharge voltage of low voltage transformer, filter and relay is between 3. 1 to 10.2kV. The lightning current withstand characteristics of electrical lines in low voltage system is also tested.

研究了全封閉和帶絲網(wǎng)玻璃窗后的金屬板屏蔽小室的穩(wěn)態(tài)屏蔽效能和暫態(tài)屏蔽效能，比較了合金絲網(wǎng)玻璃窗對(duì)金屬板屏蔽室屏蔽效能的影響国产三级片免费无码手机版。

It also introduces the discrete ordinates couple-solving method (DOT-BSTP-DOT) which uses the half-symmetric angular quadratures for core geometry and the quadratic S〓 biasing angular quadratures for duct geometry. Calibrations for several types of duct are carried out and the schemes of XPR epithermal neutron filter are successfully designed. The other international popular code ANISN is also exploited and modified.

本論文首先開(kāi)發(fā)在线观看国产爆草视频免费、修改了其它國(guó)際通用屏蔽計(jì)算程序DOT/4.2和MCNP/4B，編制了邊界源轉(zhuǎn)換程序BSTP国产办公室秘书，首次建立深穿透屏蔽計(jì)算的臨界源方向偏倚與指數(shù)變換相結(jié)合的蒙特卡羅耦合抽樣方法免费自拍黄色网站，以及堆芯幾何采用半對(duì)稱求積基、孔道幾何采用二階S〓偏向求積基的離散坐標(biāo)耦合求解法（DOT-BSTP-DOT）亚洲日本性爱欧美，并對(duì)不同孔道進(jìn)行了數(shù)值校算视频一区无码天堂，成功地得到了西安脈沖堆超熱中子過(guò)濾器的設(shè)計(jì)方案。