... vacuum-air pump 真空管 dry vacuum air pump 干真空泵 vacuum and pressure air pump 抽空压气两用泵 ...
基于4个网页-相关网页
vacuum air pump 真空泵 ; 真空抽气泵 ; 真空气泵
dry vacuum air pump 干式真空气泵
vacuum pump air removal system 真空泵抽气装置 ; 抽气真空泵组 ; 真空泵抽气系统
vacuum and pressure air pump 抽空压气两用泵
vacuum pump of max air [真空] 气镇泵
air-jet vacuum pump 空气射流真空器
vacuum pump air-removal system 抽气真空泵组
air input to vacuum pump 旋片泵漏气
air-cooled roots vacuum pump system 气冷罗茨真空泵机组
But gas bubbles in the platinum had led Edison to develop an efficient vacuum pump to remove the air from the inside of his bulbs.
但铂材料中的气泡启发了爱迪生，他开发出一种高效率的真空泵来抽取灯泡里的空气。
Inside the cabinet are an air compressor and a vacuum pump.
盒子内部是一台空气压缩机和一台真空泵。
At pump start before the shell and the water pump tube must be filled with water, the air This is because there is existence, the population vacuum pump can not create and maintain.
水泵在启动以前，泵壳和吸水管内必须先充满水，这是因为有空气存在的情况下，泵吸人口真空无法形成和保持。
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