这种化学腺苷是脑细胞活跃时释放的。
The chemical adenosine is released by brain cells when those cells are active.
最棒的是这一过程能够自我供能——钚被裂变破坏时释放能量，这一能量可以供给燃烧炉。
The best part is that the process can power itself—plutonium releases energy as it destroyed by fission, and that energy can power the burner.
而平和可能是因为在极度紧张时释放的脑啡肽。
The feeling of peace could be endorphins released during extreme stress.
0(默认值)：只在调用xa回滚时释放事务。
0 (Default) : Frees transactions only when an XA rollback is called.
多巴胺是在兴奋时释放的。
这些Web服务可以在需要时调用，在不需要时释放。
These Web services can be called when needed and released when not needed.
同时，西方的银行事实上可能会在逐渐减少不良资产时释放资本。
At the same time Western Banks are actually likely to release capital as they wind down bad assets.
这是在飞机、潜艇及宇宙飞船里，应急空气的来源，它在被加热时释放氧气。
It's a source of emergency air on planes, submarines, and spacecraft that releases oxygen when heated.
由于该服务具有请求范围，因此必须在最近的请求完成时释放该服务。
Because the service has request scope, you must dispose of the service at the end of the request, at the latest.
它是在启动RUNSTATS实用程序时分配的，然后当它完成时释放。
It is allocated when the RUNSTATS utility is started, then freed when it completes.
核能与矿物燃料不同，完全没有碳元素，不会在燃烧时释放改变大气的二氧化碳。
Unlike such fossil fuels, which release climate-changing carbon dioxide when burnt, nuclear power is "carbon free".
这些形式的混合物在燃烧时释放芳香的烟雾，产生粉末状或颗粒样物质。
This forms a combustible mixture that releases fragrant smoke when burned, and is a powerful producer of particulate matter.
最棒的是这一过程能够自我供能——钚被裂变破坏时释放能量，这一能量可以供给燃烧炉。
The best part is that the process can power itself -- plutonium releases energy as it destroyed by fission, and that energy can power the burner.
不过，有一类被称为Ia型的超新星爆炸时释放的能量始终基本相同，因此量度也相同。
One particular sort, though, known as type Ia supernovae, always explode with about the same energy and are therefore equally bright.
物质被吸入黑洞的过程，以及其下落时释放能量的过程，都会产生无线电波(还有大量其他射线)。
The radio waves (and lots of other radiation) are the result of matter being drawn into the black hole and releasing energy as it falls.
英国威尔士地区将要求农民尝试给牲口喂食新“配方”饲料，从而减少它们打嗝时释放到大气中的甲烷。
Welsh farmers will be asked to try out new diets on their livestock to cut the amount of methane their burping releases into the atmosphere.
清除煤燃烧时释放的温室气体早就成为人们谈论的话题，但是直到目前为止还无法达到商业规模。
Cleaning coal of its greenhouse gas byproduct is a widely discussed idea but at this point unavailable at a commercial scale.
金属咖啡豆的工作原理是在饮品温度过高时吸收多余热量，并在饮品开始冷却时释放储存的热量。
They work by absorbing extra thermal energy in the drink when it's too hot, and then releasing that stored energy back into the drink to keep it at an optimum temperature as it begins to cool down.
1991年皮纳图火山爆发时释放了超过20亿多吨的二氧化硫进入大气，致使两年左右气温下降了1度半。
The Mount Pintaubo eruption in 1991 released more than 20 million tons of sulfur dioxide into the atmosphere, causing a drop in temperature by half a degree Celsius for about two years.
DI管理的对象可以对自身的方法进行注解，以接受作用域事件，最常见的用法就是在作用域结束时释放资源。
DI-managed objects can annotate their methods to receive scope events, most often to release some resources at the end of the scope.
对于SAP应用程序，DB 2完成了存储优化，可在需要时动态分配存储空间，在不需要时释放空间。
For an SAP application, DB2 accomplishes storage optimization by dynamically allocating storage space when needed and free space when not needed.
低温暗物质研究II号在极度低温中进行，并侦测（暗物质）粒子在探测器重撞击锗元素以及硅晶体时释放的能量。
CDMSII operates at extremely low temperatures and detects the energy released when particles hit atoms in germanium and silicon crystals within the detectors.
吸烟时释放的含有其他各种化学物质的烟雾会进入你电脑里，它们会使得本本的运转速度慢下来，也会使得键盘泛黄。
The smoke released by cigarettes, with all of the other substances and chemicals within, can get into your laptop's insides and slow it down over time, and it can also turn your keyboard yellow.
该内存集将在数据库处于非激活状态时释放(如果数据库先前是处于激活状态)或者最后一个连接被断开的时候释放。
It is freed when database is deactivated (if it was activated) or the last connection disconnects.
奥努伊火山爆发就可能属于这一类，但是一个更有把握超级火山的候选者是苏门答腊岛的多巴火山爆炸。约在70 000年以前，多巴火山在爆发时释放了2800立方公里的灼热的岩石、火山灰和尘埃。
The Oruanui eruption probably managed that, but a surer candidate is Sumatra's Toba blast, which released 2800 cubic kilometres of hot rock, ash and dust about 70,000 years ago.
当彗星靠近太阳时，它的冰层融化，释放的气体和尘埃飘向太空。
As the comet nears the sun, its ice melts, releasing gas and dust that stream away into space.
液体保持在其熔点以上，直到需要蒸汽时才可以变回固体，释放其储存的能量。
The liquid is maintained above its melting point until steam is required at which point the liquid is allowed to turn back into a solid releasing its stored energy.
它可以在下雨时被冲刷掉，也可以释放到大气中，而磷与钙和铁结合，可以在土壤中保存数千年。
It can be washed out when it rains or it can be released to the atmosphere, whereas phosphorus combines with calcium and iron, and can be preserved in the soil for thousands of years.
它可以在下雨时被冲刷掉，也可以释放到大气中，而磷与钙和铁结合，可以在土壤中保存数千年。
It can be washed out when it rains or it can be released to the atmosphere, whereas phosphorus combines with calcium and iron, and can be preserved in the soil for thousands of years.
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