Manufacturers of parts: tin plate and aluminum containers, valves, fragrances, chemical active agents, equipments, propellant gases, gaskets, caps, and other items.
制造商部分：马口铁和铝容器，阀门，香水，化学活性剂，设备，推进剂气体，垫圈，帽子，和其他物品。
The complex surface active agents with success applied in chemical cleaning of dowthem scales in heating casing of ball valve in PTA plant was presented.
采用复合表面活性剂对PTA装置球阀加热夹套热媒垢成功地进行了化学清洗。
The complex surface active agents with success applied in chemical cleaning of dowthem scales in heating casing of ball valve in PTA plant was presented.
采用复合表面活性剂对PTA装置球阀加热夹套热媒垢成功地进行了化学清洗。
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