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• 超高真空閘閥 UHV GATE VALVE
• 高真空閘閥 HV GATE VALVE
• 三防閘閥 TRIPLE PREVENTION GATE VALVE
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• 加熱型真空閘閥 HEATING GATE VALVE
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• 屏蔽型真空閘閥 SHIELD GATE VALVE
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