freeze-drying n.

简明释义

冻干

英英释义

例句

1.The process of freeze-drying n. is commonly used in the food industry to preserve fruits and vegetables.

在食品行业中，冷冻干燥的过程常用于保存水果和蔬菜。

2.Many backpackers prefer meals that have undergone freeze-drying n. because they are lightweight and easy to prepare.

许多背包客更喜欢经过冷冻干燥处理的餐食，因为它们轻便且易于准备。

3.During freeze-drying n., water is removed from the product without heating it, preserving its structure.

在冷冻干燥过程中，水分在不加热的情况下被去除，从而保持其结构。

4.The pharmaceutical industry uses freeze-drying n. to extend the shelf life of vaccines.

制药行业使用冷冻干燥来延长疫苗的保质期。

5.Scientists often use freeze-drying n. to preserve biological samples for research.

科学家们经常使用冷冻干燥来保存生物样本以供研究。

作文

In recent years, the method of freeze-drying n. has gained significant popularity in the food preservation industry. This innovative process involves removing moisture from food products while they are frozen, which helps to maintain their original flavor, texture, and nutritional value. The freeze-drying n. technique is not only beneficial for preserving food but also plays a crucial role in various sectors such as pharmaceuticals, biotechnology, and even space exploration. The process of freeze-drying n., also known as lyophilization, begins with freezing the food at extremely low temperatures. Once the food is completely frozen, it is placed in a vacuum chamber where the pressure is lowered. This creates an environment that allows ice to sublimate, meaning it transitions directly from solid to gas without becoming liquid. As a result, moisture is effectively removed from the food, leaving behind a lightweight and shelf-stable product. One of the most significant advantages of freeze-drying n. is its ability to preserve the nutritional content of foods. Unlike traditional drying methods that often involve high heat, which can damage vitamins and minerals, freeze-drying n. maintains the integrity of these essential nutrients. This makes it an ideal choice for health-conscious consumers who want to enjoy the benefits of fruits, vegetables, and other foods without compromising on nutrition. Moreover, freeze-drying n. allows for a longer shelf life compared to other preservation methods. Foods that have undergone this process can last for years without refrigeration, making them perfect for emergency preparedness, camping, and long-term storage. For instance, hikers and campers often rely on freeze-dried n. meals for their lightweight and easy-to-prepare nature. Just add hot water, and you have a delicious meal ready in minutes. In addition to its applications in food preservation, freeze-drying n. has found its way into the pharmaceutical industry. Many vaccines and medications are sensitive to moisture and temperature, making freeze-drying n. an essential method for ensuring their stability and efficacy. By removing water from these products, manufacturers can enhance their shelf life and make them easier to transport and store. Furthermore, in the realm of space exploration, astronauts rely on freeze-drying n. technology to provide them with nutritious meals during their missions. The lightweight and compact nature of freeze-dried n. foods makes them ideal for space travel, where every ounce counts. This method ensures that astronauts have access to healthy meals without the burden of heavy packaging or refrigeration systems. Despite its numerous benefits, freeze-drying n. is not without its challenges. The initial investment in freeze-drying n. equipment can be substantial, which may deter some small-scale producers from adopting this technology. Additionally, the process requires careful monitoring to ensure that the final product meets quality standards. However, as the demand for preserved foods continues to rise, more companies are likely to explore the potential of freeze-drying n.. In conclusion, freeze-drying n. is a remarkable technique that has revolutionized the way we preserve food and pharmaceuticals. Its ability to retain nutritional value, extend shelf life, and provide convenience makes it an invaluable asset in various industries. As technology advances and the demand for high-quality preserved products increases, it is clear that freeze-drying n. will continue to play a vital role in our lives for years to come.

近年来，冷冻干燥 n. 方法在食品保存行业中获得了显著的普及。这种创新的过程涉及在食物产品冻结的同时去除水分，这有助于保持其原始风味、质地和营养价值。冷冻干燥 n. 技术不仅有利于食品保存，还在制药、生物技术甚至太空探索等各个领域发挥着至关重要的作用。冷冻干燥 n. 的过程，也称为升华干燥，首先是将食品在极低的温度下冻结。一旦食品完全冻结，就会被放置在真空室中，降低压力。这创造了一个允许冰升华的环境，这意味着它直接从固体转变为气体而不变成液体。因此，水分有效地从食品中去除，留下轻便且耐储存的产品。冷冻干燥 n. 的一个显著优势是它能够保持食品的营养成分。与传统的高温干燥方法不同，后者往往会损害维生素和矿物质，冷冻干燥 n. 保持了这些必需营养素的完整性。这使得它成为健康意识强的消费者的理想选择，他们希望享受水果、蔬菜和其他食品的好处，而不影响营养。此外，与其他保存方法相比，冷冻干燥 n. 还可以实现更长的保质期。经过这一过程的食品可以在没有冷藏的情况下保存多年，非常适合应急准备、露营和长期储存。例如，徒步旅行者和露营者常常依赖于冷冻干燥 n. 餐食，因为它们轻便且易于准备。只需加热水，您就可以在几分钟内享用美味的餐点。除了在食品保存中的应用外，冷冻干燥 n. 还进入了制药行业。许多疫苗和药物对水分和温度敏感，使得冷冻干燥 n. 成为确保其稳定性和有效性的关键方法。通过去除这些产品中的水分，制造商可以增强其保质期，并使其更易于运输和储存。此外，在太空探索领域，宇航员依赖于冷冻干燥 n. 技术为他们的任务提供营养餐。冷冻干燥 n. 食品的轻便和紧凑特性使其成为太空旅行的理想选择，在那里每盎司都很重要。这种方法确保宇航员在没有沉重包装或制冷系统负担的情况下获得健康餐食。尽管有许多好处，冷冻干燥 n. 也面临一些挑战。冷冻干燥 n. 设备的初始投资可能相当可观，这可能会阻止一些小规模生产商采用该技术。此外，该过程需要仔细监控，以确保最终产品符合质量标准。然而，随着对保存食品需求的不断上升，更多公司可能会探索冷冻干燥 n. 的潜力。总之，冷冻干燥 n. 是一种非凡的技术，已经彻底改变了我们保存食品和药品的方式。其保持营养价值、延长保质期和提供便利的能力使其在各个行业中成为不可或缺的资产。随着技术的进步和对高质量保存产品需求的增加，显然冷冻干燥 n. 在未来几年将继续在我们的生活中发挥重要作用。