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- Caution: The amount of hydrogen gas necessary to produce oxygen deficient atmospheres is well within the flammable range, making fire and explosion the primary hazards associated with hydrogen and air atmospheres. 警告：导致空气缺氧的氢的数量在其可燃范围内，这使得起火和爆炸成为了同氢和大气气氛相联系的主要危险。
- When it is necessary to work in oxygen deficient atmospheres, supplied air must be provided.Air can be supplied with either an air-supplied face mask or self-contained breathing apparatus (SCBA). 当必须工作在缺氧空气中时;必须提供补给空气.;使用空气补给面罩或自给式呼吸器(SCBA)来补给空气
- severely cold and oxygen deficient 高寒缺氧
- A very strong drive resulting from oxygen deficiency in bodily tissues (short of anoxia). 身体组织内缺少氧成分。
- Water contains hydrogen and oxygen. 水含有氢和氧。
- Oxygen enters into many compound bodies. 氧是许多化合物的组成部分。
- One that is physically or mentally deficient. 有缺陷的人身心不健全的人
- 5 and 4 genotype (cultivars) that NUE were higher were selected in the normal and the fertilizer and water deficient environment conditions. 在肥水亏缺和正常环境下分别筛选出5个和4个高效利用氮素的品种；
- He is insensitive to the environment. 他对环境感觉不敏锐。
- Deficient in quantity, fullness, or extent; scanty. 不足的，缺乏的在数量、程度或范围上缺乏的; 不足的
- She is not used to the new environment. 她对新环境不习惯。
- Mars is too dry and poor in oxygen. 火星上面过于干燥，并且缺乏氧气。
- Water is composed of hydrogen and oxygen. 水由氢和氧组成。
- Keywords Fomes Officinalis Ames;beneficial effect;anti fatigue;oxygen deficient durable; 药用层孔菌;补益作用;抗疲劳;耐常压缺氧;
- Fish take in oxygen through their gills. 鱼通过鳃摄取氧气。
- Children need a happy home environment for their healthy growth. 孩子们需要幸福的家庭环境才能健康地成长。
- Children need a happy home environment. 孩子需要一个幸福的家庭环境。
- He made a quick adaptation to the new environment. 他很快适应了新的环境。
- I always feel ill at ease in a strange environment. 我在陌生环境总觉不自在。
- It is highly important to preserve the environment. 保护自然环境至关重要。
