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充氧压铸
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充氧压铸
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工学
高压铸造
释
pore-free die casting
充氧压铸
通过将干燥的氧气等活性气体通入压铸模具型腔,置换出其中的空气及其他气体,金属液在快速充填模具型腔过程中,与氧气快速反应形成细小的氧化物颗粒并弥散分布于铸件内部,从而消除铸件内部气孔的压铸工艺。又称无孔压铸。
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high pressure technique
high-pressure tunable CO_2 laser
high pressure turbine
high pressure (voltage)digital treatment devices
high pressure water canon
high pressure water-jet cutting
high presure oxygen treatment devices
high productivity computer
high pure oxide refractories
high pure source materials
high purity
high purity germanium detector
high-purity germanium detector
high purity molybdenum
high purity niobium
high purity precious metal materials
high purity reagent
high purity signal generator
high purity tantalum
high purity tungsten
high purity zinc reference electrode
high-Q mode
high quality aggregate
High-quality development of the cultural industry
high rate direct sequence spread spectrum
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