If they can control heat lost through windows and walls by using better insulation, they can save a lot of energy.

如果他们能通过使用更好的隔温来控制窗户和墙的热量损失，他们就能节省很多能源。

The longer time you stay in the water, the more heat you lose, and then you have an activation of the muscles.

你在水里待的时间越久，你失去的热量就越多，然后你的肌肉就会激活。

The amount of heat lost by the system is exactly equal to the amount of work done by the system, and vice versa.

系统损失的热量为 正是系统执行的工作量，反之亦然。

In this programme, we'll be asking how much body heat we lose from our head and discovering that a simple answer isn't so easy to find.

在本期节目中，我们将探寻有多少身体热量从头部散失，并且会发现很难找到简单的答案。

They have calculated how much heat you lose submerging your body into cold water up to the neck versus how much heat you lose from also dunking your head.

他们计算了将身体浸入冷水中直至颈部所损失的热量与将头部浸入冷水所损失的热量。

It's often expressed in terms of Standard Enthalpy of Formation, that is, the amount of heat lost or gained when one mole of a compound is formed from its elements.

它通常以标准生成焓表示，即当一摩尔化合物由其元素形成时损失或获得的热量。