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- portable gas welding unit 轻便气焊装置
- machine gas welding unit 机械气焊工具配套单位
- Liu master is operating the gas welding machine of the new system. 刘师傅正在操作一台新制的气焊机。
- Drouet had Carrie establish a little portable gas stove for the preparation of small lunched, oysters, Welsh rarebits, and the like. 杜洛埃要嘉莉装了一具可以移动的煤气炉，以便烹调牡蛎、威尔士干酪面包之类的小食之用。
- Good corrosion resistance, weldability and ductility. Gas welding and argon arc welding of aluminum alloys. 良好的耐蚀性、可焊性及塑性。铝合金气焊、氩弧焊用。
- Dubai plant features a fully automated stub welding unit capable of stubbing all non-magnetic equipment,including MWD and LWD collars. 迪拜工厂采用全自动焊接装置可短接所有非磁性设备，包括测量和随钻钻铤。
- Good ductility and corrosion resistance. Gas welding and argon arc welding of pure aluminum. 塑性好、耐蚀。纯铝气焊、氩弧焊用。
- Good mechanical properties and crack resistance. Gas welding and argon arc welding of red copper. 机械性能好,抗裂性好。紫铜气焊及氩弧焊用。
- This paper introduces the sample methods, testing point selection, testing procedures and results processing of portable gas detector applied in the confined space in the petro-chemical company. 介绍了便携式气体检测报警仪用于石油化工企业中有限空间的气体检测时的采样方法、检测点选择、检测工作程序以及检测结果的处理。
- Equipment for gas welding and allied processes. Pressure regulators inlet connections. Dimensions. 气焊设备和有关方法。减压阀入品接头。尺寸。
- In Chapter 3, a field analysis method of benzene, toluene, ethylbenzene and xylene in the water and indoor air using portable gas chromatography combined with headspace solid-phase microextraction. 第三章研究了固相微萃取技术与便携式气相色谱联用，对水中以及室内空气中的苯、甲苯、乙基苯、二甲苯进行现场快速检测。
- Gas welding equipment - Pressure gauges used in welding, cutting and allied processes. 气焊设备。焊接、切割和相关工艺中使用的压力计。
- And a field analysis method of benzene, toluene, ethylbenzene and xylene (BTEX) by portable gas chromatography combined with headspace solid-phase microextraction (HS-SPME) was also developed. 建立了固相微萃取技术与便携式气相色谱联用，现场快速检测苯、甲苯、乙基苯、二甲苯（BTEX）的新方法。
- Can also used in gas welding of copper,steel,copper-nickel,cast iron and cemented carbide alloy tools incrustation. 也可用于钎焊铜、钢、铜镍合金、灰口铸铁以及镶嵌硬质合金刀具等。
- Corrosion resistance, wide range of usage. Gas welding and argon arc welding of aluminum alloys other than high magnesium alloys. 抗裂性好,通用性大。铝合金气焊、氩弧焊用。不宜用高镁合金。
- Will be convex curved upward, in the surrounding cotton with stone dressings, and then use a blowtorch or hot gas welding urgency. 将弯曲的凸面朝上，在周围用石棉布包扎，然后用喷灯或气焊急热。
- Argon serves as a shielding gas to protect metals from oxidation during welding. Inert gas welding is the preferred method of joining several ferrous and nonferrous alloys. 焊接中，氩作为保护气防止金属氧化。惰性气体焊接是连接几种含铁和不含铁的合金的首选方法。
- portable gas monitoring instrument 便携式气体监测仪
- Forming station and welding unit 成型焊接机组
- Bob tuned in his portable radio to a record show. 鲍伯收听手提收音机的唱片广播。
