查询词典 shielding

In the bead-on-plate experiment, the trial pieces were SAE1020 steel, the activating fluxes were oxide, Carbonate, Sulfide and fluoride, and the welding method was argon shielding gas tungsten arc welding without filler metal.

实验材料选用SAE1020，活性助焊剂选用氧化物、碳酸盐基、硫化物及氟化物，焊接方法采用不加填料金属的氩气保护钨极电弧焊来进行Bead-on-plate实验。

Influence of shielding gas flow on welding quality for CO2 laser welding of aluminum alloy .

辅助气体对CO2激光焊接光致等离子体屏蔽的影响。

Influence of shielding gas flow on welding quality for CO2 laser welding of aluminum alloy .

保护气流对CO2激光焊铝合金的影响。

The main products are: maintenance-free battery grid of low-antimony, lead calcium alloy, lead antimony alloy, lead and cadmium alloys, electrolytic lead, refined lead, lead components of nuclear shielding, lead parts.

主要产品有：免维护蓄电池板栅低锑、铅钙系列合金、铅锑系列合金、铅镉合金、电解铅、精铅、核屏蔽铅构件、铅零件等。

The method and results of noise simulation are introduced in detail; the influence grade of noise of the ground and elevated line of Nanjing metro is analyzed and the setting of acoustic shielding are estimated.

详尽介绍噪声模拟方法和结果，简要分析南京地铁地上线噪声的影响程度，对声屏障的设置进行判断。

Furthermore, an integrative anti- interference solutions are provided, which are consisted of both hardware ones and software ones. Solutions in hardware include a multi-layer shielding structure and proper groundings of the whole system. Solutions in software include digital data pretreatment based on wavelet, FIR digital filter and algorithm of improved high order sine fit method. They do resolve the corresponding problems in on-site monitoring caused by strong electromagnetic field, noise in signals and harmonic and the fluctuation of power system frequency.

同时建立了以屏蔽结构和接地措施为主体的硬件抗干扰和以小波变换预处理、FIR数字滤波器、改进的tg δ高阶正弦拟合算法为主体的软件抗干扰相结合的综合抗干扰措施，有效解决了现场强电磁场干扰、信号中噪声干扰、谐波干扰以及系统频率波动等问题。

Furthermore, an integrative anti- interference solutions are provided, which are consisted of both hardware ones and software ones. Solutions in hardware include a multi-layer shielding structure and proper groundings o f the whole system. Solutions in software include digital data pretreatment based on wavelet, FIR digital filter and algorithm of improved high order sine fit method. They do resolve the corresponding problems in on-site monitoring caused by strong electromagnetic field, noise in signals and harmonic and the fluctuation of power system frequency.

同时建立了以屏蔽结构和接地措施为主体的硬件抗干扰和以小波变换预处理、FIR数字滤波器、改进的tg δ高阶正弦拟合算法为主体的软件抗干扰相结合的综合抗干扰措施，有效解决了现场强电磁场干扰、信号中噪声干扰、谐波干扰以及系统频率波动等问题。

Third, non-woven products: Company engaged in non-woven products have 5 years experience, 1,000 employees, isolation shielding a workshop, non-woven products workshop 3, the production of various types of medical supplies, hand-carry shopping bags, car hood , overalls, aviation towel used to cover pillow, pillow case ......

三、无纺布制品：公司从事无纺布制品已有5年经验，有员工1000人，隔离屏蔽车间一个，无纺布制品车间3个，生产各式医疗用品，手挽购物袋，汽车罩，工作服，航空枕巾、枕套……，每月产量40尺货柜36个以上的。

The products are widely used in coaxial cables, RF cable, high-frequency signal transmission cable, power cable grounding line, shielding lines and telephone lines, control cables, and other fields in the communications, military, aerospace, computers, electronic components such as There is also broad field of science and technology.

本产品广泛应用于同轴电缆、射频电缆、高频信号传输电缆、电力电缆的接地线、屏蔽线及电话线、控制电缆等领域，在通信、军工、航空航天、电子计算机、电子元件等高科技领域也广泛存在。

Shielding yourself from a coworker's or family member's stress or high-pitch negativity requires constructing a suit of psychological armor.

要将自己抵挡在某位同事或者家人的压抑或高度消极之外，就需构筑一套护&心&甲。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。