介绍了对蒸发装置的工艺、技术、设备等方面的改造内容。通过改造并实施自动控制，加强工艺管理，提高了装置生产能力、降低了生产成本。
Innovation of process, technology and equipment of evaporation units were introduced. Production capacity was improved, and the costs were decreased by automatic control and process management.
本发明涉及一种汽车燃油蒸发排放控制方法及装置，使燃油蒸气的排放更加安全可靠。
The invention relates to a method and a device for controlling the evaporative emission of automobile fuel, enabling the emission of fuel vapor to be safer and more reliable.
一个特别的蒸发器，因此，被建造哪一钠被混合在一个电子的节目-控制装置的被需要的片刻火上的发热熔接剂和组合。
A special evaporator, therefore, was built in which sodium was mixed with Thermite and set on fire at the desired moment by an electronic programme-control device.
呼吸阀安装在固定顶罐的通风装置，起减少油品蒸发损耗，控制储罐压力的作用，它也可与阻火器联合安装使用。
Breathing Valve shall be set on roof of the fixed-roof tanks, which can make the tanks safe and reduce the loss of the stored liquids as evaporation.
介绍氨气提法尿素装置的造粒喷头、二段蒸发水离器及分解系统压力控制阀的改造情况。
The retrofit is given of the prilling basket, second stage evaporation separator and control valve for pressure in the hydrolysis system in a urea unit based on the ammonia stripping process.
使用本装置，不仅可以有效控制蒸发压力，提高蒸发器的传热效率，同时可以控制高压侧的压力。
Using the mechanism can control the evaporation pressure effectively, raise the heat transferring efficiency of the evaporator and control the pressure in the high-pressure side.
使用本装置，不仅可以有效控制蒸发压力，提高蒸发器的传热效率，同时可以控制高压侧的压力。
Using the mechanism can control the evaporation pressure effectively, raise the heat transferring efficiency of the evaporator and control the pressure in the high-pressure side.
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