双语例句
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Carbon, Alloy or Stainless Steel, Pressure seal or Bolted Bonnet Provision for seal Welding on Bolted Bonnet Valves.
碳钢，合金钢或不锈钢，压力密封或螺栓阀帽用于焊接在螺栓阀帽阀门上阀座的设备。
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A kind of seal welding technology of the pipe ends for achieving the reliable welds of stainless steel clad pipe is introduced.
介绍了一种可实现不锈钢复合管可靠焊接的管端密封焊接技术。
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Temperature control means using thyristor surge phase shifter using nitrogen atmosphere furnace used to seal welding, excellent sealing properties.
控温方式采用可控硅移相调压，采用氮气保护气氛，炉体采用全密封焊接，密封性能优良。
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