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- acetylene diureine 乙炔二脲
- Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一种异构体。
- Baicheng City Acetylene Gas General Fact. 白城市乙炔气总厂。
- The depository for acetylene cylinder. 乙炔瓶放置处
- These gauges are designed for measuring the pressure of medium acetylene. 该压力表适用于测量乙炔介质的压力。
- Medium-pressure acetylene drying equipments adopt two-stage drying process. 中压乙炔干燥装置采用二级干燥工艺。
- The causes of fire and explosion at dissolving acetylene stationwas analyzed. 分析了溶解乙炔站火灾、爆炸的原因。
- Use:Used for all kinds of metal-welding and cutting machines to transport oxygen and acetylene. 用途：供各类金属熔焊及切割器械输送氧气和乙炔气体用。
- The remaining 20%of the acetylene production is principally used for oxyacetylene cutting, heat treating, and welding. 乙炔生产的剩余20%25主要用于氧乙炔切割、热处理和焊接。
- 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。
- In the darkness, the machine gun spat a vindictive white light like an acetylene torch. 机枪在黑暗中吐出一道凶厉的白光，活象一支喷火的乙炔吹管。
- The purification of acetylene by chlorination for production of dissolved acetylene. 溶解乙炔氯化净化技术及装置。
- In the high-pressure system both oxygen and acetylene are used from high-pressure cylinders. 在高压法中，氧气和乙炔都取用于高压瓶。
- G: Denotes gauges cleaned for gaseous steam, oxygen, hydrogen, carbon dioxide, acetylene and ammonia service etc. 指示用于蒸汽、氧气、氢气、二氧化碳和乙炔、氨。
- Use: Used for all kinds of metal-welding and cutting machines to transport oxygen and acetylene. 用途:供各类金属熔焊及切割器械输送氧气和乙炔气体用。
- The poly (3-methylthiophene) is used as electroactive material and mixed with acetylene black and P(VDF-HFP) to prepare a composite electrode. 由此得到的活性物质与乙炔黑、偏氟乙烯-六氟丙烯共聚物(P(VDF-HFP))混合制成复合电极。
- Methods to analyze purity of VCM and content of impurities including acetylene,water,nonvolatile substance,acid and iron are introduced. 介绍了氯乙烯单体的纯度以及单体中所含乙炔、水、不挥发物、酸、铁等杂质的分析方法。
- Wet acetylene will produce explosive acetylides on copper, 70-30 brass, and aluminum-bronze. 湿乙炔会在在铜、70-30黄铜和铝铜上生成爆炸性乙炔化物。
- Always soap-test all regulator, torch, hose, and cylinder connections before placing acetylene equipment in service. 在使用乙炔设备之前，总是用肥皂水检查所有的调整器、吹管、胶管和钢瓶接头。
- An acetylene cylinder valve should not be opened more than approximately1 1 /2 turns. 乙炔钢瓶阀门不能开启得超过大约11/2圈。
