Antifreezing efficiency is one of the key measures.
是防冻增效的关键措施之一。
Later the 3 common antifreezing agents were studied.
再对3种常用防冻剂进行了筛选。
Objective: To develope antifreezing and dry proofing pasty rodenticide.
目的：研制可防冻的灭鼠糊剂。
Some conventional methods about antifreezing are introduced in the article.
本文介绍一些防冻设施设计的常用方案。
The suitable percent of the sodium nitrite as antifreezing agent was obtained.
得到了亚硝酸盐钠作为防冻剂的最佳掺量。
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。
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。
A solar water heater system is composed of vacuum solar energy absorber, electrically aided heater and water-saving antifreezing unit.
一种太阳能热水器系统装置，它由真空太阳能吸收器、电辅助加热装置、节水防冻装置构成。
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。
Antifreezing is always a notable problem in the start-up in winter, shutdown process and low load operation period of air cooling condenser of large size direct air cooling unit.
大型直接空冷机组空冷凝汽器在冬季启动、停机过程以及低负荷运行阶段的防冻问题尤为突出。
This paper introduces Some advantages Such as: antifreezing, efficiency intelligence of the flat plate-type Solar hot water system and discusses the development and realization of the system.
前言：本文描述了平板太阳热水系统在工程应用中抗冻防冻，经济实用，自动控制等诸多优点，也对系统的开发和实现进行了探讨。
This paper introduces Some advantages Such as: antifreezing, efficiency intelligence of the flat plate-type Solar hot water system and discusses the development and realization of the system.
前言：本文描述了平板太阳热水系统在工程应用中抗冻防冻，经济实用，自动控制等诸多优点，也对系统的开发和实现进行了探讨。
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