焊缝氢含量的测试分析表明,阵列式射流冲击热沉系统可以改善接头的残余应力分布,防止冷却水侵入焊缝。
The hydrogen contents investigations show that the FSW process with array jet impingement sink appaatus can prevent the joints form the effect of colding water.
乙酸丁酯稀释丙烯酸树脂后,用气相色谱法使丙烯酸树脂中的各种残余单体得到较好分离,再采用氢火焰离子化检测器(FID)定量测定。
Acrylic resin is diluted in ethyl acetate and the remnant monomer is well separated from it by gas chromatography and is quantificationally measured by hydrogen flame ionization detector (FID).
结果表明:由于焊接电流过大,使焊缝产生淬火马氏体组织及较大的焊接残余应力,导致镀锌氢脆敏感性增加,造成吸油盘发生氢脆开裂。
The large welding current caused the formation of quenched martensite and the high residual stresses in the welding zone, resulting in the increase of zinc sensitivity of hydrogen attack.
通过高温加热垃圾(不使其燃烧),直到其分解生成可燃合成气(一氧化碳与氢的混合物)。残余物是些焦油和灰渣。
They both involve heating, rather than burning, waste until it breaks down into a flammable mixture of carbon monoxide and hydrogen, called syngas, and residual char, ash or slag.
较多的砷、锡等残余元素增加了氢脆敏感性。
The remainder of arsenic and tin in large amount have increased the sensitivity to the. embrittlement.
吸附后的氢氮气中残余水含量可保持在5PPM以下。
Moisture content in dried hydrogen and nitrogen is lower than 5PPM.
吸附后的氢氮气中残余水含量可保持在5PPM以下。
Moisture content in dried hydrogen and nitrogen is lower than 5PPM.
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