• The Model 1600a precision vacuum regulator features control sensitivity of 1 water column and a balanced supply valve for high precision.

    示范1600a精密真空调节器控制1敏感性水柱高精度供求平衡阀门

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  • The gravity of this water column continuously produces the vacuum and so a vacuum pump is not needed.

    水柱重力不断地引起真空所以真空管需要

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  • A vacuum distillation column relates to a sulfolane distillation device in equipment for producing sulfolane.

    真空精馏塔涉及一种生产环丁设备中的环丁砜精馏装置

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  • The utility model relates to a rotary-vane vacuum pump, which provides a column spiral torsional spring which is used for replacing a column spiral compressing spring.

    实用新型涉及旋片式真空泵提供一种圆柱螺旋扭转弹簧取代圆柱螺旋压缩弹簧。

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  • The utility model relates to a rotary-vane vacuum pump, which provides a column spiral torsional spring which is used for replacing a column spiral compressing spring.

    实用新型涉及旋片式真空泵提供一种圆柱螺旋扭转弹簧取代圆柱螺旋压缩弹簧。

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