... vacuum firing 真空烧成; 真空退火 vacuum unit 真空元件; 真空装置 suction mo(u)ld 真空成形; 真空铸造 ...
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... vacuum firing 真空烧成; 真空退火 vacuum unit 真空元件; 真空装置 suction mo(u)ld 真空成形; 真空铸造 ...
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packaged vacuum unit 小型真空设备
vacuum control unit 真空控制器 ; 真空控制装置
package vacuum unit 小型真空设备
constant vacuum unit 常减压装置
atmospheric vacuum unit 常减压装置
stage 2 vacuum unit 两级真空单元
Supplied with a full range of auxiliary weights, specimen holders, abrasive wheels, wheel refacer and vacuum unit.
配有全套辅助砝码，试样夹，磨擦轮，真空装置，膜式控制键盘及电子计数器。
With increasing acid value, density, salt and sulfur in Liaohe Crude, The HCI-H2SO4-H2O corrosion in overhead condensing system of atmospheric-vacuum unit was deteriorating.
辽河原油逐年来酸值增高、密度变大、含盐和含硫量有所增加，常减压塔顶冷凝冷却系统的“HCI - H_2S - H_2O”腐蚀日趋严重。
Strong self-suction pump is a kind of mechanical self-suction pump with unique vacuum unit. It can discharge completely air of suction side making running conditions for the pump.
强自吸泵为机械式自吸泵，具有独特的吸真空装置，可将泵的吸入侧空气排净，达到泵正常运转的条件。
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