Results of brine immersion test, co_2-saturated brine immersion test, salt spary test and so on showed that TY oil has good multiple antirust performance.
利用诸性能评定试验初步评定了该油品的防锈性能，结果表明TY防锈油具有较好的综合防锈性能。
The microstructure and porosity of high speed steel (HSS) prepared by spary forming have been studied with optical microscope and scanning electron microscope (SEM).
采用光学显微镜、扫描电镜研究了沉积高速钢孔隙的大小、形状、分布及显微结构。
Powder flame spray or spray fusing gun can be used with inert gas to feed powder with best coating effects and can also be used for spary of ceramic powder.
粉末火焰喷涂喷焊设备。用惰性气体送粉，能得到更佳涂层品质，也可喷涂氧化物涂层。
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