antifreezing hydrant 防冻龙头...antifreezing oil 防冻润滑油(石油馏分)...antifreezing agent DEG 防冻剂DEG...antifreezing dope 防冻剂...antifreezing fluid 防冻液...antifreezing lubricant 防冻润滑剂...antifreezing solution 防冻溶液...antifreezing agent 防冻剂...
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