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- atomic hydrogen arc 原子氢电弧
- Atomic hydrogen was formed as a breakup product of the ions. 作为这两种离子分裂的产物,形成了原子状态的氢。
- Hydrogen-induced delayed failure is due to atomic hydrogen instead of flaking. 车轮钢的滞后断裂由原子氢引起和白点无关。
- For Automatic Welding-Electric Arc welding goggles and ccd imaging system. 用于自动变光电焊焊接护目镜以及看焊缝的ccd成像系统。
- Corrosion resistance and high strength. Argon arc welding of aluminum alloys. 耐蚀,强度高。铝合金氩弧焊用。
- Wear resistance. Argon arc welding of copper alloys and surfacing of steel. 耐磨性好。铜合金氩弧焊及钢的堆焊用。
- atomic hydrogen welding apparatus 原子氢焊接机
- A CAD system of AC arc welding transformers called AWVTCAD was studied. 本文对交流弧焊变压器的计算机辅助设计系统进行了研究,简称“AWVTCAD”,结果表明利用该系统对弧焊变压器设计,不仅能提高计算精度与速度,而且也减轻了设计者的劳动强度及降低设计成本。
- A hydrogen arc discharge method for preparing SWNTs was developed in this research, by which high quality SWNTs can be synthesized in a large scale. 本研究提出一种有效制备单壁纳米碳管的半连续氢电弧法,实现了高纯度单壁纳米碳管的大量制备。
- atomic hydrogen welding electrode 原子氢焊电极
- It is perfectphase trigger circuit for arc welding power source of scr. 该相控触发电路是晶闸管整流弧焊电源的理想触发电路。
- Perhaps I need to pull apart another SCR and try the arc welding approach. 也许我需要把除了另一可控硅和审判电弧焊接的办法。
- Use manual metalic arc welding, the type of electrod is A102 for material 304. 设备采用手工电弧焊,304材质焊条牌号为A102。
- The effects of process of electrolytically deposited nickel on the active side of oxidizing atomic hydrogen on base current were investigated. 研究了镀镍的工艺对原子氢氧化活性表面的背景电流影响。
- By this hydrogen arc discharge method film-like or web-like substances, which are mainly made up of SWNT bundles determined by TEM and SEM observations, were obtained. 氢电弧法制备出的单壁纳米碳管堆积成膜状或网状,电镜下可见产物主要由相互缠绕的单壁纳米碳管束构成,纯度较高;
- Arc brazing has the characteristics of braze welding and arc welding. 电弧钎焊是近十年来才发展起来的一种新型硬钎焊工艺,兼有钎焊和电弧焊的特点。
- The fantastic shapes are sculpted by winds and radiation from a hot, massive stars and the dominant red emission is due to atomic hydrogen gas. 这奇异的形状是由炽热大质量恒星吹出的恒星风和宇宙射线雕塑而成,其内占据主要成分的红光是由氢原子放射出的。
- Such as electric arc welding, carbon dioxide gas shielded arc welding, TIG etc. 如:电弧焊、二氧化碳气体保护焊、氩弧焊等各种焊接。
- The atomic hydrogen maser is the most stable frequency standard generally available today for all but the shortest measuring time interval. 氢脉泽是一种中、长期稳定度最高的原子频率标准。
- The absolute emission intensities of atomic hydrogen Balmer lines and Ar-750.4 nm as a function of gas flow rates of H2 have been discussed respectively. 详细研究了氢原子谱线(Balmer线系)和氩原子谱线(750.;4 nm)的相对强度与氢气流量、微波输入功率以及放电气压之间的关系;