1·Traditional antifreezing fluid has some substances bad for body or environment, so that its application is limited.
传统防冻液含有对人体和环境有害的物质，因而应用范围受到限制。
2·WZ405 coolant detector is used to simply measure the density and freezing point of ethylene and ethanediol in antifreezing fluid or coolant.
用来简易的测量防冻液或冷却剂中乙烯、乙二醇浓度及其冰点。
3·By adding a specific additive, a new antifreezing fluid used in automobile which is good for 6 metals protection has been developed.
通过添加某种特效添加剂，研制了一种新型的对6种金属具有较好防腐性的汽车防冻液。