definite quantity

简明释义

定量

英英释义

例句

1.In chemistry, we often measure substances in a definite quantity 确定数量 to ensure accurate reactions.

在化学中，我们通常以确定数量 definite quantity 来测量物质，以确保反应的准确性。

2.The engineer specified a definite quantity 确定数量 of materials needed for the construction project.

工程师指定了建筑项目所需的确定数量 definite quantity 材料。

3.For accurate dosing, the pharmacist must prepare the medication in a definite quantity 确定数量.

为了准确配药，药剂师必须以确定数量 definite quantity 准备药物。

4.When baking, using a definite quantity 确定数量 of flour is crucial for the recipe's success.

在烘焙时，使用确定数量 definite quantity 的面粉对食谱的成功至关重要。

5.In mathematics, a definite quantity 确定数量 can refer to a specific number or value.

在数学中，确定数量 definite quantity 可以指一个特定的数字或值。

作文

In the realm of mathematics and science, the concept of a definite quantity plays a crucial role in understanding and solving various problems. A definite quantity refers to a specific amount or measurement that can be precisely defined and quantified. This concept is fundamental in fields such as physics, chemistry, and engineering, where accurate measurements are essential for experiments and calculations.For instance, consider the field of chemistry, where reactions often require precise amounts of substances. When a chemist states that they need a definite quantity of a reagent, it implies that they are referring to an exact measurement, such as 50 milliliters of a solution. This precision ensures that the chemical reaction proceeds as expected without any discrepancies that could arise from using imprecise measurements.Moreover, in physics, the idea of a definite quantity is equally significant. For example, when calculating the force applied to an object, one must use a definite quantity of mass and acceleration. The formula F = ma (Force equals mass times acceleration) relies on having accurate and specific values for both mass and acceleration to yield a correct result. If either quantity is vague or undefined, the calculation becomes unreliable, leading to erroneous conclusions.The importance of definite quantity extends beyond the sciences into everyday life. In cooking, recipes often call for a definite quantity of ingredients. For instance, a recipe may require 200 grams of flour. Using this definite quantity ensures that the dish turns out as intended. If a cook were to use an indefinite amount of flour, the results could vary significantly, affecting the texture and taste of the final product.Furthermore, in economics, the concept of a definite quantity is vital for understanding supply and demand. Economists use definite quantities of goods and services to analyze market trends and consumer behavior. For example, if a company produces a definite quantity of 1,000 smartphones, it can assess how many units will likely sell based on market demand. This analysis helps businesses make informed decisions about production, pricing, and inventory management.In conclusion, the term definite quantity encompasses a wide range of applications across various disciplines. Whether in scientific research, culinary arts, or economic analysis, having a clear and specific understanding of what a definite quantity entails is essential for achieving accuracy and reliability. As we navigate through different fields of study and aspects of daily life, recognizing the significance of definite quantity can lead to better outcomes and more effective problem-solving strategies.

在数学和科学领域，definite quantity（确定数量）的概念在理解和解决各种问题中起着至关重要的作用。definite quantity指的是可以精确定义和量化的特定数量或测量。这一概念在物理、化学和工程等领域是基础，因为准确的测量对实验和计算至关重要。例如，考虑化学领域，反应通常需要特定的物质数量。当化学家表示他们需要一definite quantity的试剂时，这意味着他们指的是一个确切的测量，例如50毫升溶液。这种精确性确保化学反应按预期进行，而不会因使用不精确的测量而出现差异。此外，在物理学中，definite quantity的概念同样重要。例如，在计算施加于物体的力时，必须使用质量和加速度的definite quantity。公式F = ma（力等于质量乘以加速度）依赖于质量和加速度的准确和具体值，以得出正确的结果。如果任何一个量模糊或未定义，计算就会变得不可靠，从而导致错误的结论。definite quantity的重要性不仅限于科学，还延伸到日常生活中。在烹饪中，食谱通常会要求特定的成分数量。例如，一个食谱可能需要200克面粉。使用这个definite quantity可以确保菜肴如预期般成型。如果厨师使用不确定数量的面粉，最终的效果可能会有显著差异，影响成品的质地和口味。此外，在经济学中，definite quantity的概念对于理解供需关系至关重要。经济学家使用商品和服务的definite quantity来分析市场趋势和消费者行为。例如，如果一家公司生产definite quantity的1000部智能手机，它可以根据市场需求评估预计销售的单位数。这种分析帮助企业做出有关生产、定价和库存管理的明智决策。总之，术语definite quantity在各个学科中涵盖了广泛的应用。无论是在科学研究、烹饪艺术还是经济分析中，清晰具体地理解definite quantity的含义对于实现准确性和可靠性至关重要。随着我们在不同的研究领域和日常生活的各个方面的探索，认识到definite quantity的重要性可以带来更好的结果和更有效的问题解决策略。