对于低温的工况介质可选用低温密封系统(J单元)。
For cryogenic applications a low temperature seal system (J unit) is also available.
本文的目的是建立起低温乳聚丁苯橡胶聚合单元的稳态模拟平台，并在此基础上对生产装置进行优化计算。
The aim of this paper is to build the steady state simulation platform of the low temperature styrene/butadiene emulsion polymerization unit.
远程控制单元负责高低温试验箱的温度采集和控制。
The remote control unit is responsible for temperature measurement and control.
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