frost protection

The damages of freezing dilatation in prefabricated concrete lining make the regular operation of irrigation canal difficult, shortening the useful lite, effecting the benefit.

本文在分析预制砼板衬砌渠道冻融破坏原因的基础上,对其在防止冻害方面所采取的以结构为主的措施进行了综合论述,其中,提出采用正六边形代替传统的长方形和正方形砼预制板块作为衬砌结构,其防止冻害的效果更为理想,并就其原因进行了初步探讨。

This location should also facilitate testing and servicing, and protect against freezing and vandalism.

这个位置也要便于检测和维修，并且能够防止冰冻和人为破坏。

He took off his overcoat to cover the water tank and prevent it from freezing.

脱下大衣盖在水箱上，以防止冻冰。

Fill the cooling system with antifreeze as a protection against frost.

在冷卻系统里加防冻剂以防止霜冻。

We must prevent the carburetor from icing up

我们必须防止汽化器冰

That will prevent the wings of the aircraft from icing up.

这样可防止机翼结冰。

Anti-freeze Analysis of the Bagged Concrete Protective Projection in the Cold Area

寒区模袋混凝土防护工程抗冰冻分析

Anti frozen, swelling and ice run measures for the bridge in Qinghai-Tibet railway

青藏铁路桥梁防冻胀及防冰凌的技术措施

Anti-icing method of regulating structures in Songhua River

松花江航道整治建筑物防冻防冰措施研究

The products should be stored protected from freezing, although the solidified products can be used again after thawing without any loss of quality.

产品存放应防止冻结，即使冻结，解冻后亦不影响使用质量。

He covered the water tank with his coat to prevent it from freezing.

他用大衣包住水箱，以防止冻结。

" Antifreeze： Any substance that lowers the freezing point of water, protecting a system from the ill effects of ice formation."

防冻剂:降低水之凝固点的物质，能够保护系统免受冰冻之害。

deicer:a device used on an aircraft to keep the wings and propeller free from ice or to remove ice after it has formed.

"防冰装置,去冰器:飞机上的一种装置,用来防止机翼和推进器上结冰,或者在结冰后除冰."

A device used on an aircraft to keep the wings and propeller free from ice or to remove ice after it has formed.

防冰装置，去冰器飞机上的一种装置，用来防止机翼和推进器上结冰，或者在结冰后除冰

Prevention of ligneous conjun ctivitis by topi-cal and subconjunctival fresh frozen plasma

局部及结膜下给予新鲜冰冻血浆预防ligneous结膜炎

It is going to snow( hail) tomorrow, some measures must be taken to prevent freezing.

明天将下雪（雹）为预防冰冻必须采取一些措施。

A Study on Forestry Disaster Caused by Low-temperature & Sleet and Countermeasures in Guizhou Province;

贵州林业低温雨雪冰冻灾害与防治对策研究

A Study on the Infulence of Ice-snow Disaster on Forest Fire and Its Defensive Measures

冰雪冻害对森林火灾的影响及防御措施

This could help prevent the formation of ice on the wings in winter.

这样，在冬天就可以防止机翼上结冰。