The content of acetylene and other hydrocarbon in liquid oxygen measured by gas chromatogram has gas chromatogram concentrate method and direct method.
利用气相色谱浓缩法和气相色谱直接法测定液氧中乙炔及其他碳氢化合物含量。
And there are 8 kinds of main components in liquid fuel, which belong to higher olefine hydrocarbon, acetylene series, heterocyclic compound and polycyclic organic matter.
从收集到的液体燃料中检测出8种主要物质，分别为高级烯烃、炔烃、杂环化合物和多环有机物。
It also supplies liquid oxygen, liquid nitrogen, acetylene, carbon dioxide, hydrogen, propane, freon, liquid ammonia, and rare element gas.
还兼营液氧、液氮、液氩、乙炔气、二氧化碳、氢气、丙烷气、氟里昂、液氨及其他高纯和稀有气体。
The development on the process for the recycling of waste liquid coming from the purification of acetylene was introduced as well as its application situation.
介绍了电石法乙炔装置清净废液的循环回用工艺技术的开发及应用情况。
Final ly, the overall energy conversion efficiency of DSSC with PANI50% (in weight) acetylene black electrolyte is 48% of that of liquid DSSC.
最后，加入50%乙炔黑的聚苯胺电解质的电池光电转换效率达到了液态电池的48%。
Final ly, the overall energy conversion efficiency of DSSC with PANI50% (in weight) acetylene black electrolyte is 48% of that of liquid DSSC.
最后，加入50%乙炔黑的聚苯胺电解质的电池光电转换效率达到了液态电池的48%。
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