在恒定温度下。
At constant temperature. It's just the volume.
在恒定温度下它就等于体积。
A process taking place at constant temperature is said to be isothermal.
温度恒定时发生的过程叫做等温过程。
There's our condition for equilibrium at constant temperature and pressure.
这就是我们在，恒定温度和压强下的平衡条件。
And I haven't written it in, but all of these are at constant temperature, right?
虽然我没有写出来，但是这些都是在恒定温度下的，对吗？
At constant temperature, the pressure of a gas is inversely proportional to its volume.
温度不变，则气体压力和其体积成反比例。
Effect of exfoliation on structure and tensile strength of LC4CS aluminum alloy at constant temperature.
恒温剥蚀对LC4CS铝合金结构和力学性能的影响。
To ask questions like how much heat is released in a chemical reaction that takes place at constant temperature.
当我们想要知道，当一个化学反应在恒定的温度下发生时，会放出多少热量时。
Why the material being tested should be kept at constant temperature will be made clear by Prof. Green after the test.
正在测试的这种材料为什么保持恒温，实验后格林教授将加以说明。
Effects of temperature fluctuation on the security of chilled rice during circulation at constant temperature were studied in this paper.
本文研究了定温流通条件下温度波动对冷藏米饭安全性的影响。
The results show that the atomization of experimental elements at constant temperature in a tungsten probe atomizer is zero-order kinetic process.
结果表明，实验元素在钨丝探针上的等温原子化均为零级动力学过程。
It's a state function, so we're at constant temperature and pressure, and now we want to consider some chemical change or a phase transition or you name it.
这就是态函数，我们处于恒定的温度和压强之下，然后考虑某些化学变化或者相变，或者你想考虑的东西。
Whereas under these conditions, these quantities, if you look at free energy change, for example at constant temperature and pressure, H you can still calculate H.
但是，在这些条件下，这些物理量，如果我们考察自由能的变化,例如在恒定的温度和压强下，我们仍然可以计算。
Hydrocarbons was separated with a packed - column coated with 25 % squalane at constant temperature, detected by using an FID, and quantified by area normalization method.
烃类组分采用25%角鲨烷填充色谱柱恒温分离，以氢火焰离子化检测器(FID)检测，峰面积归一化法定量。
Gas transmission rate: the volume of gas which, under steady conditions, crosses unit area of the sample in unit time under unit pressure difference and at constant temperature.
译文：气体透过率：在一定的温度下，在单位时间内单位压力差下，稳定透过单位面积试样的气体体积。
That is, if we take the derivative G of delta G of mixing the partial derivative with respect to pressure, at constant temperature, of course, there's no explicit pressure dependence.
就是说，如果我们对,混合物的△,对压强求导，温度不变，当然，不是对压强的显函数。
Methods:The polysaccharide content in ganoderma capsules was determined spectrophotometrically and its stability was evaluated at constant temperature by using accelerated method.
方法：采用分光光度法及恒温加速试验法，以灵芝胶囊中多糖为测定指标。
The adsorption capability of cassava meal for gaseous phase selective adsorption for ethanol dehydration was investigated via a bench-test fixed-bed adsorber at constant temperature.
使用恒温固定吸附床对乙醇蒸汽脱水的木薯粉吸附剂的气相选择吸附性能进行研究。
The body feels hot and the temperature remains more or less constant at the new elevated level.
身体感到热，可体温保持在升高后的新高度上差不多稳定不变。
You know how pressure changes with temperature at constant volume if you know the equation of state.
如果你知道状态方程，知道在体积恒定的时压强如何随着温度变化。
That is, it's easy to write down straight away that dG with respect to temperature at constant pressure s is minus s.
这就是说，可以很简单的写出dG在，恒定压强下对温度的偏导数，是负。
So if you had a high temperature, this a small compared to b. If you're negative which means that dT/dp at constant H is less than zero.
高于反转温度，这一项相比于b很小,意味着H恒定时,偏T偏p小于零。
For even greater efficiency consider buying a tankless water heater. Tankless water heaters only heat water when it is needed, instead of keeping a reserve of water at a constant temperature.
购买无水箱热水器（电热水器）是更加节能的做法，电热水器只在需要的时候对水进行加热，而不会对保存在水箱内的水加热保温。
This circulation gets moreor less switched off at night when the temperature gradients disappear or reverse, avoiding heat loss and keeping the nest at a roughly constant temperature.
夜间当温度变化消失或是与白天截然相反时，巢内空气循环减弱，有效避免热流失，使得巢穴室温保持稳定。
The inside of a termite mound stays at near-constant temperature and humidity, no matter how wet, dry, scorching or freezing it might be outside.
不管外面的天气是潮湿还是干燥，是炙热还是严寒，白蚁巢穴的内部都可以保持恒温恒湿。
The passive house USES heat from sunlight and the heat radiated by the occupants and household equipment to keep the inside temperature at a constant level of 17 to 18 degrees Celsius.
被动式住宅使用的被动热量，来自太阳光的热量，以及住户和家用设备的热辐射，能够保持室内温度，在17摄氏度至18摄氏度的恒定水平。
The subterranean arrangement was devised so the house could benefit from the site's constant ground temperature, which stays at around 19.5 degrees Celsius all year.
这种地下式安排的设计是使房屋得益于场地上恒定的地面温度，大约整年都保持在19.5摄氏度。
The thermostat's main job is to allow the engine to heat up quickly, and then to keep the engine at a constant temperature.
节温器的主要任务是使发动机迅速预热，然后使发动机保持一个恒定的温度。
B. Maintain rammed earth with minimal moisture loss at relatively constant temperature for period necessary for hydration of cement and hardening of rammed earth.
在相对稳定的温度下，确保夯实墙的最小湿度，以保证水泥的水化和夯实墙的硬化。
B. Maintain rammed earth with minimal moisture loss at relatively constant temperature for period necessary for hydration of cement and hardening of rammed earth.
在相对稳定的温度下，确保夯实墙的最小湿度，以保证水泥的水化和夯实墙的硬化。
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