挖掘过程中经暴露在空气中后，油漆下的涂层开始脱落。
After being exposed to air during digging, the coating under the paint began to fall off.
只有2秒，它被暴露在空气中？
当暴露在空气中时，不锈钢就自动钝化。
When exposed in air, stainless steels passivate naturally (due to the presence of chromium).
治疗烧伤的最好方法是把伤口暴露在空气中。
因为暴露在空气中，所以在糖浆的表面，形成了一层薄膜。
Because a thin film has formed on the surface of the syrup due to its exposure to air.
他们发现，长期暴露在空气中，电流变化会很大。
They found that, with prolonged air exposure, the current changed dramatically.
但是电解液会挥发，因此当这种肌肉暴露在空气中时就会干涸。
But the electrolyte can evaporate, causing the muscle to dry out when exposed to the air.
我开始害怕，感觉自己像剥光了衣服，暴露在空气中。
I began to fear she felt as if stripped of clothes, exposed to the air.
留一片苹果让它暴露在空气中，等一个小时，然后比较。
Leave another slice exposed to the air. Wait about an hour, then compare.
这让我们这些离开了家，暴露在空气中工作的人们为着装发愁。
It becomes even more of a challenge when we leave home in sweltering heat and then move into an air conditioned work environment.
通过电池暴露在空气中的表面所吸入的氧气在碳孔中进行反应为电池放电。
The oxygen, which will be drawn in through a surface of the battery exposed to air, reacts within the pores of the carbon to discharge the battery.
从而既可防止药液的液面暴露在空气中，又可以进行药液处理。
To perform chemical treatment while suppressing the exposure of the liquid face of a chemical to air.
这种溶剂可以暴露在空气中，因为其中已经加入了抗氧化的添加剂。
The dissolvent can be exposed to the air, for it has been added some additives for oxidation resistance.
随着水位下降，核燃料棒有可能暴露在空气中，从而增加了反应堆融化的可能性。
As water levels dipped, fuel rods were likely exposed to air, increasing the chances of melting-and of a catastrophic meltdown.
第二个影响热量损耗的主要因素是暴露在空气中的人体表层面积的数量。
The second main factor that influences heat loss is the amount of body surface that is exposed to the air .
它们通过利用暴露在空气中（利用太阳能）或者使用地热，从而防止水结冰。
These can still prevent water from freezing by limiting its exposure to the air, or by using the heat from the ground.
氧，(空气)通过电池表面的反应，暴露在空气中的毛孔内的碳，排放电池。
Oxygen drawn in through a surface of the battery exposed to air reacts within the pores of the carbon to discharge the battery.
在其中一个控制过程中，当雏鸡暴露在空气中时，母鸡的心跳加快，眼睛温度降低。
During one of the controlled procedures, when the chicks were exposed to a puff of air, the hens' hearts rate increased and eye temperature decreased.
由于煤的粒度不同，暴露在空气中的表面活性结构数量不同，其耗氧速率也不相同。
Both the quantity of surface activated structures exposed in air and their oxygen consumption rate are different due to the different particle size of coal.
像大多数其他的抗氧化剂，绿色的茶多酚是氧化和失去他们的活动，当暴露在空气中。
Like most other antioxidants, green tea polyphenols are oxidized and lose their activity when exposed to air.
暴露在空气中100小时后，反射率不得低于85%，表面涂层没有可见的颜色变化。
After 100 hours exposure to a fade-o-meter, reflection factor may not be less than 85%, and finish can show no visible color change.
这种有机玻璃桶可以让工作人员在展示和拍摄标本的同时，避免标本长时间暴露在空气中。
The tub allowed workers to unfurl and photograph specimens without exposing them to air for long.
使用手和脚的取暖器——这是一种小的塑料包装的东西，即使暴露在空气中也能持续几个小时的温度。
Use hand and foot warmers — small plastic packages that provide warmth for several hours when exposed to the air.
由于不同类型的硫化矿石氧化性不同，暴露在空气中的表面活性不同，其耗氧速率也不同。
Both the surface activates exposed in air and their oxygen consumption rate are different due to the different oxidizability of sulfide ores.
铜能抗腐蚀。铜暴露在空气中形成的绿色物质称为铜绿。铜绿层能防止大气的进一步侵蚀。
Chlorophyll is a green substance in plants that absorbs energy from sunlight and helps them grow.
刚喷放暴露在空气中的浆料会变成微红色，这是由于浆料中残留的木素和有色物质被氧化的原因。
Freshly blown pulp turns a reddish brown when exposed to air, on account of oxidation of lignin and coloring matter remaining in the pulp.
刚喷放暴露在空气中的浆料会变成微红色，这是由于浆料中残留的木素和有色物质被氧化的原因。
Freshly blown pulp turns a reddish brown when exposed to air, on account of oxidation of lignin and coloring matter remaining in the pulp.
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