In emergency situations self-contained breathing apparatus ( SCBA ) may be required.

In emergency situations self-contained breathing apparatus ( SCBA ) must be used.

紧急形势下,必须使用自给式 呼吸器 .

Firemen should wear proper protective equipment and positive pressure self-contained breathing apparatus.

消防员须身穿保护装置及正压呼吸设施.

Firemen needed breathing apparatus to enter the burning house.

消防队员需用呼吸器械才能进入燃烧着的房屋.

Long-term swimming exercise, can increase the depth of breathing, capacity to improve.

长期 的游泳锻炼, 可以使呼吸深度增加, 肺活量提高.

We call it qigong . Chinese practice the qigong or breathing exercise individually or in groups.

中国气功可以单独练,也可以集体练.

Pure-bred pets can be very expensive.

纯种宠物的价钱非常昂贵.

What is bred in the bone will never come out of the flesh.

江山好改,本性难移.

What is bred in the bone will never crane out of the flesh.

长在骨头里的东西决不会从肉里出来.

What is bred in the bone will not go out of the flesh.

生于骨中者不会出肉外.

His meanness in bred in the bone.

他的吝啬是天生的.

His love of drink is bred-in-the-bone.

他 嗜 酒成性.

What's bred in the bone will come out in the flesh.

[谚]本性总要表现出来.

This paper mates an analysis of environmental impact on high-elevation breeding pond and its economic profits.

分析高位池养殖的环境影响和环境经济损益,评价高位池养殖的合理性和前景,提出改进的措施和建议.

The livestock and poultry breeding has become one of backbone industries for agricultural economy.

畜禽养殖业是农村经济的支柱产业之一,但其排放的污废水对环境构成了巨大压力.

According to biological studies, close breeding is not allowed, even for animals.

根据生物学的研究, 动物也不能近亲繁殖!

We must avoid the & quot ; close breeding & quot ; phenomenon in companies.

我们要避免职场中的“近亲繁殖 ” 现象.

These are source materials referring to cattle breeding.

这些就是有关家畜饲养的资料.

Booming cattle breeding is a major cause of desertification in grassland.

发达的畜牧业是草原荒漠化的主要原因之一.

It has usually occurred only in farming and cattle-breeding environments.

它通常只会在农场和畜牧环境下才会发生.

Wetland ecosystem is the living and breeding area of fish.

湿地生态系统是鱼类生存、繁衍之地.