SCD developed the first vacuum etching machine in China, with vacuum flood bar in the etching chamber; no pool effect; etching factor is up to 4.0.
SCD开发了中国国内第一台真空蚀刻机,蚀刻室内加装真空水刀,从根本上解决了水池效应,蚀刻因子提高到4。0以上。
Influences of vacuum in the melting chamber, chemical composition and specifications of Mo and Mo-Nb alloy feed stock bar growing rate, rotation rate on processing Mo-Nb alloy are analyzed in detail.
对熔炼室真空度、聚焦、原料棒化学成分、尺寸规格、熔炼速度,搅拌速度等对单品制备的影响进行了详细分析。
The paths of the corrosive gas can be a hollow cavity formed in the foreign substrate base bar, the hollow cavity and the nitride reacting chamber are separated by the foreign substrates.
所述腐蚀性气体通路可为异质衬底基座杆内形成的中空内腔,该中空内腔和氮化物生长反应腔通过异质衬底隔开。
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