全部

1·The structure, working principle and application of centrifugal - flow thin-film vacuum evaporator were introduced.

本文介绍了离心薄膜真空浓缩设备的结构工作原理及它的应用。

2·WZI type external heating vacuum evaporator is a kind of natural circulating evaporator operated under vacuum system.

WZI型外加热式真空蒸发器是一种在真空系统下操作的自然循环型蒸发器。

3·Main equipment: pre-heater, evaporator, condenser, sugar meter, vacuum system, temperature control, liquid level control, valve fittings, automatic electrical control system;

主要设备：预热器、蒸发器、冷凝器、糖度仪、真空系统、温度控制、液位控制、阀门管件、自动电气控制系统；

4·The vacuum sealing ring is used to be clamped between two end surfaces of an evaporator part needed to be sealed.

真空密封圈用于夹在蒸发器部件需要密封的两个端面之间。

5·Dichloromethane was used as extracting agent for the extraction, and then vacuum rotatory evaporator was used for the concentration.

以二氯甲烷为萃取剂对茅台迎宾酒中的微量成分进行了萃取，然后用真空旋转蒸发器将其浓缩。