New addition of the C_3F_6 recycle unit and TFE recycle unit etc.
新增了六氟丙烯回收系统和四氟乙烯回收系统等。
The invention relates to a foamless detergent which is aliphatic alcohol polyether synthesized by an external recycle unit and which is composed of aliphatic alcohol, epoxy ethane and propylene oxide.
本发明涉及一种无泡净洗剂，由脂肪醇与环氧乙烷、环氧丙烷，采用 外循环设备合成的脂肪醇聚醚。
The carbon dioxide recycle unit automation control adopts Siemens PLC control, each link of the program, chain, security protection control have to considerate, and good reliability.
本二氧化碳回收装置的自动化控制采用西门子的PLC控制，每个环节的程序、连锁、安全保护等控制考虑得周全且可靠性好。
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