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- seamless carbon tubes 无缝碳素钢管
- Seamless carbon steel tube for high pressure boiler 锅炉和过热器用无缝中碳钢管
- Seamless Carbon Steel Boiler Tubes for High-Pressure Service 高压用无缝碳素钢锅炉管
- Energy-dispersive X-ray spectroscopy (EDX) and selected-area electron diffraction (SAED)analyses pro-vide definite evidences for asbestos fibres encapsulated by carbon tubes. 内部的石棉纤维及其外部的碳管均经过X射线能量损失谱（EDX）的成份分析及选区电子衍射（SAED）的结构分析加以证实。
- By zinc and chrome-plated on the surface of the carbon tube, the capability of prevent corrosion can be improved a lot. 碳钢半圆无缝钢管外表面可镀锌或镀铬，加强防腐能力。
- Methods:Active carbon tube adsorption were used for sampling of methacrylonitrile, then thermal desorption analysis was performed by GC(FID). 方法:活性碳管吸附空气中甲基丙烯腈,热解吸后气相色谱(FID)测定。
- The application situation and development test of porous carbon tube made from porour carbon wi th macroporous for the chlorine industry were introduced. 介绍了氯碱工业用大孔径多孔碳素烧碳管的使用情况和研制实验,并与国外样品进行了性能对比分析。
- Carbon tube cages have been formed encapsulating cylindrical asbestos fibres during arc-discharge between graphite rods with a presentation of asbestos fibres. 本文报道了对石棉纤维外围生长的纳米碳管的观察和研究。
- Part time laboratory for two years in native key Lab which research for hydrogen fuel cell. Worked for print electrode of Nami carbon tube & make Pt catalyst. 两年国家重点实验室兼职工作经验，从事新能源燃料电池碳纳米管电极印刷和铂催化剂制备实验。
- Certain seamless carbon or alloy steel oil and gas well casing 公司的申请,加拿大边境服务署发佈通知,决定对原產于中国的无缝钢制油气套管
- Seamless Carbon Steel Pipe for Atmospheric and Lower Temperatures 常温和低温用无缝碳素钢管
- multi - wall nano - carbon tubes (MWCNTs) modified electrode 多壁碳纳米管（MWCNTs）修饰电极
- DJs use cross fader to achieve a seamless transfer of sounds. 音乐节目主持人用平滑转换机来达成天衣无缝的声音转换效果。
- seamless carbon steel tube 无缝碳素钢管
- I make a carbon copy of my documents. 我用复写纸复写文件。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- A metallic bellows is made from a thin seamless tube. 金属波纹管是由薄壁无缝管制成的。
- Specification for Seamless Carbon Steel Pipe for Atmospheric and Lower Temperatures 常温和低温用无缝碳素钢管规范
- He demonstrated the principles with chemicals and test tubes. 他借助化学药品和试管讲解了这些原理。
