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Terms for subject Mechanics containing vacuum | all forms | exact matches only
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American Vacuum Society美国真空技术协会
annealed in vacuum真空退火
ejector vacuum pump真空喷射泵
mercury vacuum pump水银真空泵
vacuum arc refining真空电弧提纯【再熔】
vacuum arc remelting真空电弧提纯【再熔】
vacuum circuit breaker真空断路器
vacuum melted真空熔化的
vacuum valve真空管阀