metal shielding的例句大全

However, some hydrophilic chemical groups of curing epoxy, absorbed water from the environment, lead to the decrease of metal shielding performance. So it is necessary to modify epoxy resin to achieve better anticorrosive property.

但固化环氧结构中存在一些亲水性化学基团，环氧树脂通过从环境中吸收水而表现出亲水性，导致对金属防护性能的降低，因此需要对其改性，以达到更好的防腐性能。

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These shields were typically wooden discs with a gun poking through the center, although each was different from the next. Some had iron shielding on the front and others had metal grates above the gun for sighting, but they were all regarded as decorative curiosities more than anything of actual historical interest.

虽然每个枪盾形式各异——一些有铁覆盖在表面，还有一些则在枪的上方装上金属格栅辅助瞄准——但人们认为它们作为精饰古董的意义甚于实际的历史价值。

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On the basis of introducing the principle of electromagnetic shielding, the main factors which affect the shielding effects of metal-filled polymer composites were described, the study situation and the development di-rection of packaging materials for shielding EMI were also discussed in the paper.

在介绍电磁蔽原理的基础上，分析了金属填充聚合物复合材料屏蔽效能的主要影响因素，并讨论了屏蔽EMI包装材料的研究现状与发展。

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Research on Influence of Media Coat to Shielding Performance of Metal Enclosure with Slot

介质加载对带缝金属封装的抗干扰性能影响的研究

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Based on FFT analysis, the shielding effectiveness of the metal enclosure in frequency domain is also investigated.

基于快速傅里叶变换（FFT）本文还对带孔金属盒的强瞬态电场频域屏蔽效能进行了分析。

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A method to compute the shielding effectiveness of the metal enclosure with an aperture and thin walls in two and three dimensions is proposed.

其三，提出了一种解决薄壁二维和三维金属腔体屏蔽效能计算的方法；

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In order to measure the magnetic shielding effectiveness of buildings such as reinforced concrete construction, metal enclosure a portable measurement device was developed. The principle, structure, parameters are introduced here.

介绍了一种小型脉冲磁场屏蔽效能测试设备的原理、结构及参数，讨论了磁场测量波形的校正问题。

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This paper designs a new kind of nozzle used for laser welding of zinc-coated steels with metal powder and studies the better modality of shielding gas and the powder beam with schlieren device.

本文设计了一套应用于镀锌板激光填充粉末焊接的喷嘴，并利用纹影仪等手段研究了该喷嘴的最佳保护气流量和最佳粉末束拘束度参数；

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research on electromagnetic shielding performance of carbon black/ abs/ metal wire mesh composite

炭黑/ABS/金属网复合材料电磁屏蔽性能的研究

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For different shielding gases and welding wires, the influences of residual aluminium on hydrogen porosity in weld metal are different with each other.

低合金钢气体保护焊实心焊丝中的残余Al对焊缝金属氢气孔的影响，既取决于焊丝的合金体系，又与保护气体氧化性的强弱有关。

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In this paper we reported the experimental results on electro-magnetic shielding properties of a kind of small metal dewar.

本文介绍了一种小型金属氦杜瓦瓶电磁屏蔽性能的初步实验结果。

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Gaseous helium is used as an inert shielding gas in metal arc and laser welding.

在金属电弧和激光焊接中气态氦用作惰性屏蔽气体.属类:[产品说明]-[产品安全].

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Prediction of Shielding Effectiveness of Metal Enclosure

金属腔体屏蔽效能的预测

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The main toughening mechanisms are metal bridging, cleavage vein in the fracture surface and crack shielding caused by dislocations.

金属相和位错导致的解理及位错对裂纹的屏蔽作用是复合陶瓷刀具材料的主要增韧机理。

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A universal model of telecommunication cable surrounded by the buried metal pipeline for calculating their current distribution and shielding effects is presented, which takes the inductive coupling and resistive coupling with each other in the presence of a uniform half space conductive medium ( earth) into account.

建立了一种考虑感性耦合与阻性耦合影响时，铠装电缆套加装金属管道后电磁屏蔽计算的通用模型。

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the metal braiding in the shielding

屏蔽层中的金属编织

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