以下为句子列表：
英文: 1 In air separation, liquid carbon dioxide, dissolved acetylene and cylinder filling plants, various chemicals are used for such operations as purifying, cooling, drying, water treatment, cleaning, etc...
中文: 在空分、液态二氧化碳、溶解乙炔和气瓶充装车间，在生产中均会用到各种化学品，它们被用于纯化、冷却、干燥、水处理和清洗等。
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英文: According to analyse the safe performance of double-barrelled middle-level pressure acetylene generator in the extrusion type to the dipeptide, and carry on the improvement of structure, the object of the safe usage was attained.
中文: 摘要对双挤压式中压乙炔发生器的安全性能做了分析，并进行结构改进，解决了使用中的安全隐患，达到安全使用的目的。
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英文: Ce Wang, Jiang H. Wang, Ya A. Cao, Chang S. Chang, and Jian N. Yao, Synthesis of a soluble diacetylene derivative with imidazole ring, Polym. Prep. 41(1), 2000 , 246.
中文: 高军波,李科,孙辉,于有海,王策,吴忠文，张万金，改进的假高稀技术合成聚苯胺三聚体和四聚体及其紫外光谱的研究,高等化学学报，2，2000，315.
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英文: Contains of Oxygen Cylinder, Acetylene Cylinder, Oxygen Regulator, Acetylene Regulator, flashback arresters, high pressure flexible houses, cutting and welding kits, safety and protective equipment necessary.
中文: 包括氧气、乙炔瓶，氧气、乙炔减压表，回火器，高压软管，焊枪，割刀以及其他设备。
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英文: For a central gas installation, one oxygen and acetylene outlet station in the workshop, complete with low pressure regulator, pressure gauges and backfire valves.
中文: 低压布置在工作间，主要设备包括低压减压阀，压力表和回火器。
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