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黄视频中文字幕，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91在线精品yy，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)理国产黄片视频在线免费视频观看，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)全国免费黄色网站大全。

It includes: the selection of detector crystal, the design of geometrical dimension of the detector, the magnetic shield of detector, shield of fast neutron and thermal neutron, distribution of fast neutron in formation, the investigation depth of logging tools and the spacing.

本文第三章介紹了對(duì)雙晶C/O能譜測(cè)井儀研制過(guò)程中遇到的主要物理問(wèn)題進(jìn)行研究的情況一级黄片婬片在线观看视频，內(nèi)容包括：探測(cè)器晶體選擇日韩黄色免费电影网站、探測(cè)器幾何尺寸設(shè)計(jì)、探測(cè)器磁屏蔽研究免费看va、快中子屏蔽在线无码视频一区二区、熱中子屏蔽、快中子地層分布中文字幕无码乱人l伦、儀器探測(cè)深度及源距等国产欧美精品图片久久久。

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，因而屏蔽了西方文脈中的救贖意識(shí)、犧牲精神男人看的黄色网站；屏蔽了悲劇崇高及狄?jiàn)W尼索斯的酒神精神天天干天天碰小视频免费观看；屏蔽了西方哲人對(duì)"形而上學(xué)"自我拆解、自我顛覆的批判精神欧美日韩精品码免费专区；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)精神亚洲欧洲中文字幕视频在线观看。

Since the shield material has characters of high magnetic inductivity with low magnetic saturation intensity and low magnetic inductivity with high magnetic saturation intensity, different material should be used under different circumstances.

究其磁屏蔽材料本身的特性，磁屏蔽材料存在高磁導(dǎo)率精品一区二区三区无码视频、低磁飽和強(qiáng)度和低磁導(dǎo)率99久强奸久久9毛片、高飽和磁感應(yīng)強(qiáng)度等特點(diǎn)，因此在不同屏蔽環(huán)境下免费色色色色，屏蔽材料的選擇亦是不同另类日韩高清精品视频在线观看免费。

This article introduced the antijamming in the NC system design,from the shield (including electric field shield ,magnetic screen and electromagnetic field shield ) designs mentions,added the absorbing circuit to the perceptual load to suppress the transient state noise to give the specify,might avoid the NC system which disturbed creates softly breakdown.

本文介紹了抗干擾在數(shù)控系統(tǒng)中的設(shè)計(jì)，從屏蔽(包括電場(chǎng)屏蔽黄色视频免费看在线网站、磁場(chǎng)屏蔽和電磁場(chǎng)屏蔽)設(shè)計(jì)談起国产色网站农村，對(duì)感性負(fù)載加吸收電路來(lái)抑制瞬態(tài)噪聲做了詳細(xì)說(shuō)明，可避免干擾造成的數(shù)控系統(tǒng)的"軟"故障大秀视频网。

Shielding is an important measure to restrain interference, at the same time,shielding effect is associated with earthing.

屏蔽是抑制干擾的重要措施国产每日，屏蔽體屏蔽效能的高低與屏蔽體的接地又有密切的關(guān)系。

The relationships among perfect punctured binary array pair, quasi-perfect and double quasi-perfect punctured binary array pair is presented. Specially, when first and second dimension period of the punctured binary array pair are odd, the perfect punctured binary array pair, quasi-perfect and double quasi-perfect punctured binary array are able to change each other.

定義了準(zhǔn)最佳屏蔽二進(jìn)陣列偶和雙準(zhǔn)最佳屏蔽二進(jìn)陣列偶国产极品一线天视频在线播放，研究了它們的變換性質(zhì)和頻譜特性男人插女人b动态图，給出了它們存在的組合允許條件，利用這些組合允許條件欧美Va亚洲Va国产综合，有效地搜索出若干準(zhǔn)最佳屏蔽二進(jìn)陣列偶和雙準(zhǔn)最佳屏蔽二進(jìn)陣列偶久久亚洲精品国产。

The entire theory systems of the punctured binary sequence pair and the punctured binary array pair are built, which include the perfect punctured binary sequence pair theory, the perfect punctured binary array pair theory, the quasi-perfect and double quasi-perfect binary array pair theory, and the punctured binary complementary sequence pair theory.

定義了屏蔽二進(jìn)序列偶、最佳屏蔽二進(jìn)序列偶和奇周期最佳屏蔽二進(jìn)序列偶我不卡在线一区二，研究了它們的變換性質(zhì)和存在的組合允許條件嫖妓视频，并用這些性質(zhì)和條件，搜索出若干最佳屏蔽二進(jìn)序列偶和奇周期最佳屏蔽二進(jìn)序列偶丁香五月综合四月。

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h片免费网站，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。

The company produces each kind of standard series shield gate, moreover was skilled in each kind of special specification the electrically operated aeroseal translation shield gate, to lock electrically operated double spreads the tail to shade the gate, the electrically operated promotion shield gate, manual to lock double spreads the tail to shade the gate the research and development and the production, the craft already finalized the production.

公司生產(chǎn)各種標(biāo)準(zhǔn)系列屏蔽門h在线观看视频免费，而且更精通各種特殊規(guī)格的電動(dòng)氣密平移屏蔽門美日在线无码视频看看、電動(dòng)鎖緊雙開(kāi)屏蔽門、電動(dòng)提升屏蔽門A区手机在线看黄色视频、手動(dòng)鎖緊雙開(kāi)屏蔽門的研發(fā)與生產(chǎn)欧美插插，工藝現(xiàn)已定型生產(chǎn)。