extractives

简明释义

英[ɪkˈstræktɪvz]美[ɪkˈstræktɪvz]

提出物

英英释义

单词用法

同义词

反义词

例句

1.The yield of petroleum ether extractives from the crowns of C. lanceolata was 5 4% of its dry weight.

杉木绿冠的石油醚提取物得率，为其绝干重量的5．4％。

2.This invention relates to a process for preparation of spiced tea concentrate and products thereof, useful in beverage preparation using black tea and approved food grade spice extractives.

本发明涉及一种制备用于饮料制剂的加香料的茶浓缩物及其产品的方法，使用了红茶和批准的食品级香料提取物。

3.Wood extractives exhibit significant effects on wood properties and hence its utilization. They also play an important role on the chemotaxonomy of tree species.

木材浸出物对于木材材性和木材利用都有重要影响，而且在树木化学分类上也有重要意义。

4.Wood extractives can reduce the shrinkage and recovery of wood during drying, enhance the dimensional stability of wood, and contribute to resistance to insect and fungal attack.

木材浸出物能减少木材的干缩，增强木材的尺度稳定性，并赋予木材抵抗病虫侵害的能力。

5.Methods: Polysaccharide, imperatorin and extractives in different varieties were detected according to document and Chinese Pharmacopeia.

方法：接文献方法和药典规定检测北沙参不同栽培品种的多糖、欧前胡素、浸出物等成分含量。

6.In HPLC, the total saponin in tea bags made from Ginseng powders is 4 times higher than that made by Ginseng extractives. Therefore, HPLC analysis gave the same result with FTIR.

HPLC的分析结果也证明了采用原药材而制成的花旗参茶包的总皂甙含量高于花旗参的提取物和辅料混合后而制成的茶包，基本上相差了4倍。

7.OBJECTIVE To study the chemical constituents for relieving cough and asthma in the extractives of SanzhiyangqinTang.

目的：研究三子养亲汤镇咳平喘提取物中的化学成分。

8.Methods The crude drugs of root or stem of Tripterygium wilfordii Hook. were extracted by water or ethanol. The film-forming preparations were made of different extractives.

方法雷公藤根或茎的水或乙醇提取物入药制备成涂膜剂，采用大鼠完全佐剂性关节炎模型，观察不同药物组对原发性肿胀和继发性肿胀的影响。

9.Extractives extracted with different methods from castor seeds were tested for the toxicity on vegetable pests.

采用不同提取方法从蓖麻籽中提取各种成分用于蔬菜害虫的杀虫试验。

10.The company specializes in the extraction of natural resources, particularly in the field of extractives.

该公司专注于自然资源的提取，尤其是在提取行业。

11.Governments often regulate extractives to ensure environmental protection.

政府通常对提取行业进行监管，以确保环境保护。

12.Many developing countries rely heavily on extractives for their economic growth.

许多发展中国家在经济增长上严重依赖于提取行业。

13.Sustainable practices in extractives can minimize environmental impact.

在提取行业中采用可持续做法可以最小化环境影响。

14.The report highlighted the importance of transparency in the extractives sector.

报告强调了提取行业透明度的重要性。

作文

The term extractives refers to the various substances that can be derived from plants, animals, or minerals through processes such as extraction. These substances play a crucial role in various industries, including pharmaceuticals, food production, and cosmetics. Understanding the significance of extractives is essential for anyone interested in these fields, as they contribute not only to product quality but also to sustainability efforts. In the pharmaceutical industry, extractives are vital for developing medications. Many drugs are derived from natural sources, where specific compounds are extracted and refined for therapeutic use. For instance, the pain reliever aspirin was originally derived from willow bark, which contains salicin, an active compound. This highlights how extractives serve as a foundation for medical advancements, emphasizing the importance of sustainable sourcing to ensure that these natural resources are not depleted. In the realm of food production, extractives are used to enhance flavors and preserve products. Commonly known examples include vanilla extract and essential oils derived from herbs and spices. These extractives not only improve the sensory qualities of food but also contribute to its shelf life. The demand for natural flavorings has surged in recent years, leading to a renewed focus on the sustainable extraction of these ingredients. By promoting responsible harvesting practices, the food industry can minimize its ecological footprint and support local economies. Moreover, the cosmetic industry heavily relies on extractives to create effective skincare and beauty products. Ingredients such as aloe vera, jojoba oil, and various botanical extracts are popular for their nourishing properties. The trend towards natural and organic cosmetics has increased the need for ethically sourced extractives. Consumers are becoming more aware of the environmental impact of their purchases, prompting brands to prioritize sustainability in their supply chains. This shift not only benefits the planet but also fosters consumer trust and loyalty. However, the extraction of natural resources is not without challenges. Overharvesting can lead to the depletion of certain species, threatening biodiversity and disrupting ecosystems. Therefore, it is imperative for industries that utilize extractives to adopt sustainable practices. This includes implementing regulations to manage harvesting, investing in research for alternative sources, and supporting conservation efforts. By doing so, we can ensure that future generations have access to the valuable extractives that our current industries depend on. In conclusion, the understanding of extractives is essential across multiple sectors, from pharmaceuticals to food and cosmetics. These substances are integral to product development and sustainability efforts. As consumers become more conscious of their choices, industries must adapt by prioritizing ethical sourcing and environmental responsibility. By embracing sustainable practices, we can enjoy the benefits of extractives while preserving our planet for future generations.

“extractives”一词指的是通过提取等过程从植物、动物或矿物中获得的各种物质。这些物质在制药、食品生产和化妆品等各个行业中发挥着至关重要的作用。理解extractives的重要性对于任何对这些领域感兴趣的人来说都是必不可少的，因为它们不仅有助于产品质量，还有助于可持续发展努力。 在制药行业中，extractives对于开发药物至关重要。许多药物是从自然来源衍生而来的，其中提取和精炼特定化合物用于治疗用途。例如，止痛药阿司匹林最初是从柳树皮中提取的，柳树皮中含有活性化合物水杨苷。这突显了extractives作为医学进步基础的重要性，强调可持续采购的重要性，以确保这些自然资源不被耗尽。 在食品生产领域，extractives用于增强风味和保存产品。常见的例子包括香草提取物和从草药和香料中提取的精油。这些extractives不仅改善了食品的感官特性，还延长了其保质期。近年来，对天然调味品的需求激增，导致对这些成分可持续提取的重新关注。通过促进负责任的采集实践，食品行业可以最小化其生态足迹并支持当地经济。 此外，化妆品行业严重依赖extractives来创造有效的护肤和美容产品。芦荟、霍霍巴油以及各种植物提取物等成分因其滋养特性而受到欢迎。对天然和有机化妆品的趋势增加了对伦理来源extractives的需求。消费者越来越意识到他们购买的环境影响，促使品牌优先考虑供应链的可持续性。这种转变不仅有利于地球，也促进了消费者的信任和忠诚。 然而，提取自然资源并非没有挑战。过度采集可能导致某些物种的枯竭，威胁生物多样性并破坏生态系统。因此，利用extractives的行业必须采取可持续做法。这包括实施管理采集的法规，投资替代来源的研究，并支持保护工作。通过这样做，我们可以确保未来几代人能够使用我们当前行业所依赖的宝贵extractives。 总之，理解extractives在多个领域中都是必不可少的，从制药到食品和化妆品。这些物质是产品开发和可持续发展努力的核心。随着消费者对自己选择的意识增强，行业必须通过优先考虑道德采购和环境责任来适应。通过拥抱可持续实践，我们可以享受extractives的好处，同时为未来几代人保护我们的星球。