boiling temperature

简明释义

沸点

英英释义

例句

1.To cook pasta properly, you need to bring the water to its boiling temperature.

要正确煮意大利面，你需要将水加热到其沸点。

2.The boiling temperature of ethanol is lower than that of water.

乙醇的沸点低于水的沸点。

3.Different substances have different boiling temperatures, which is why they boil at different times.

不同的物质有不同的沸点，这就是它们煮沸时间不同的原因。

4.At sea level, the boiling temperature of a liquid is affected by atmospheric pressure.

在海平面，液体的沸点受大气压力的影响。

5.Water reaches its boiling temperature when it hits 100 degrees Celsius.

水在达到沸点时温度为100摄氏度。

作文

The concept of boiling temperature is fundamental in both chemistry and everyday life. It refers to the specific temperature at which a liquid turns into vapor. For example, the boiling temperature of water is 100 degrees Celsius at sea level. This phenomenon occurs when the vapor pressure of the liquid equals the atmospheric pressure surrounding it. Understanding the boiling temperature is crucial for various scientific applications, cooking methods, and even industrial processes.In cooking, knowing the boiling temperature of water can help ensure that food is prepared correctly. For instance, when boiling pasta, it is essential to bring the water to its boiling temperature before adding the pasta. This ensures that the pasta cooks evenly and thoroughly. Additionally, certain recipes require precise temperatures, and understanding the boiling temperature can make a significant difference in the outcome of the dish.From a scientific perspective, the boiling temperature can vary depending on altitude. At higher elevations, the atmospheric pressure is lower, which means that water will boil at a temperature lower than 100 degrees Celsius. This is an important consideration for scientists conducting experiments in different environments. For example, in mountainous regions, where the elevation is significantly higher, researchers must adjust their expectations regarding the boiling temperature of liquids.Moreover, the boiling temperature is not only relevant to water but also to other liquids. Each substance has its own unique boiling temperature, which can be influenced by factors such as purity and the presence of solutes. For instance, adding salt to water raises its boiling temperature, a phenomenon known as boiling point elevation. This principle is often utilized in culinary practices, such as when making brines or preserving foods.In industrial settings, the boiling temperature plays a vital role in processes like distillation, where mixtures are separated based on their different boiling points. By heating a mixture to a specific boiling temperature, components with lower boiling points can be vaporized and subsequently condensed back into liquid form. This technique is widely used in the production of alcoholic beverages, petrochemicals, and even in the purification of water.In conclusion, the boiling temperature is a critical concept that extends beyond mere numbers on a thermometer. It has practical implications in cooking, scientific research, and industrial applications. By understanding the significance of the boiling temperature, individuals can enhance their culinary skills, conduct more accurate scientific experiments, and improve industrial processes. Whether in the kitchen or the laboratory, the boiling temperature remains a key factor in transforming liquids into gases and achieving desired outcomes.

“沸点”这一概念在化学和日常生活中都是基础的。它指的是液体转变为蒸气的特定温度。例如，水的“沸点”在海平面上是100摄氏度。当液体的蒸气压等于周围的气压时，这一现象就会发生。理解“沸点”对于各种科学应用、烹饪方法甚至工业过程至关重要。在烹饪中，知道水的“沸点”可以帮助确保食物正确准备。例如，在煮意大利面的过程中，必须将水加热到其“沸点”后再加入意大利面。这确保了意大利面均匀而彻底地煮熟。此外，某些食谱需要精确的温度，理解“沸点”可以显著影响菜肴的结果。从科学角度来看，“沸点”会因海拔高度而异。在高海拔地区，大气压力较低，这意味着水的沸腾温度会低于100摄氏度。这是科学家在不同环境中进行实验时必须考虑的重要因素。例如，在山区，海拔显著较高，研究人员必须调整他们对液体“沸点”的预期。此外，“沸点”不仅与水相关，也与其他液体有关。每种物质都有其独特的“沸点”，这可能会受到纯度和溶质存在等因素的影响。例如，向水中添加盐会提高其“沸点”，这一现象被称为沸点升高。这一原理通常在烹饪实践中使用，例如制作腌制品或保存食物。在工业环境中，“沸点”在蒸馏等过程中起着至关重要的作用，混合物根据不同的沸点进行分离。通过将混合物加热到特定的“沸点”，低沸点的成分可以被蒸发并随后冷凝回液态。这一技术广泛应用于酒精饮料、石油化工甚至水的净化生产。总之，“沸点”是一个关键概念，它不仅仅是温度计上的数字。它在烹饪、科学研究和工业应用中具有实际意义。通过理解“沸点”的重要性，个人可以提升他们的烹饪技能、进行更准确的科学实验，并改善工业过程。无论是在厨房还是实验室，“沸点”仍然是将液体转变为气体和实现所需结果的关键因素。