milliampere second

简明释义

毫安秒

英英释义

例句

1.In medical devices, the dosage of current delivered is often specified in milliampere second for safety reasons.

在医疗设备中，为了安全起见，施加的电流剂量通常以毫安秒为单位指定。

2.The device's performance can be evaluated by its milliampere second rating under different loads.

设备的性能可以通过其在不同负载下的毫安秒额定值来评估。

3.When charging, the charger outputs current measured in milliampere second to ensure the battery is filled efficiently.

在充电时，充电器输出以毫安秒为单位的电流，以确保电池高效充满。

4.To calculate the energy consumption, we need to know the total milliampere second used during the test.

要计算能耗，我们需要知道测试期间使用的总毫安秒。

5.The battery discharge rate is measured in milliampere second, which helps determine how long the battery can last.

电池放电速率以毫安秒为单位测量，这有助于确定电池的使用时间。

作文

Understanding electrical measurements is crucial in various fields, from engineering to electronics. One such measurement that often comes up in discussions about battery performance and electrical systems is the term milliampere second. This unit is a product of current (in milliamperes) and time (in seconds), and it plays a significant role in quantifying the total charge transferred in a circuit over a specific period. To grasp the importance of milliampere second, we must first understand its components. A milliampere (mA) is one-thousandth of an ampere, which is the standard unit of electric current. When we talk about current, we refer to the flow of electric charge through a conductor, typically measured in amperes. The second, on the other hand, is the SI unit of time. Therefore, when we multiply these two units, we get a measurement of charge, specifically expressed in coulombs, since one coulomb is equivalent to one ampere-second. In practical applications, milliampere second is particularly relevant in the context of batteries and capacitors. For instance, when evaluating the capacity of a battery, manufacturers often specify the total charge capacity in milliampere hours (mAh). This indicates how long a battery can deliver a certain amount of current before it needs recharging. To convert this to milliampere second, we multiply by 3600 (the number of seconds in an hour). Thus, if a battery has a capacity of 1000 mAh, it can be said to have a capacity of 3,600,000 milliampere second.Furthermore, understanding milliampere second is essential for designing circuits where precise current control is necessary. For example, in medical devices such as pacemakers, the timing and amount of electrical pulses delivered to the heart are critical. Engineers must calculate the total charge delivered in milliampere second to ensure that the device operates effectively without causing harm. Similarly, in telecommunications, devices that transmit signals require careful management of power consumption, and knowing the charge in milliampere second helps engineers optimize performance while conserving battery life.In conclusion, the term milliampere second may seem technical, but its relevance spans across numerous applications in our daily lives. Whether it's in the design of electronic devices, the evaluation of battery life, or the development of efficient energy systems, understanding this measurement allows professionals to make informed decisions. As technology continues to evolve, the importance of accurately measuring and managing electric charge will only grow, making the knowledge of milliampere second increasingly vital for anyone involved in the fields of electronics and electrical engineering.

理解电气测量在多个领域中至关重要，从工程到电子学。一个经常在关于电池性能和电气系统的讨论中出现的术语是毫安秒。这个单位是电流（以毫安为单位）和时间（以秒为单位）的乘积，它在量化电路在特定时间内转移的总电荷中起着重要作用。要掌握毫安秒的重要性，我们首先必须了解它的组成部分。毫安（mA）是安培的千分之一，安培是电流的标准单位。当我们谈论电流时，我们指的是电荷通过导体的流动，通常以安培为单位进行测量。另一方面，秒是国际单位制中的时间单位。因此，当我们将这两个单位相乘时，我们得到一个电荷的测量，特别用库仑来表示，因为一个库仑等于一个安培-秒。在实际应用中，毫安秒在电池和电容器的背景下尤其相关。例如，在评估电池的容量时，制造商通常以毫安小时（mAh）指定总电荷容量。这表明电池可以在需要充电之前提供一定量的电流多长时间。要将其转换为毫安秒，我们乘以3600（一个小时中的秒数）。因此，如果一块电池的容量为1000 mAh，则可以说它的容量为3,600,000 毫安秒。此外，理解毫安秒对于设计需要精确电流控制的电路至关重要。例如，在医疗设备如心脏起搏器中，传递给心脏的电脉冲的时间和数量至关重要。工程师必须计算在毫安秒中传递的总电荷，以确保设备有效运行而不造成伤害。同样，在电信中，传输信号的设备需要仔细管理功耗，了解毫安秒中的电荷有助于工程师优化性能，同时节省电池寿命。总之，术语毫安秒可能看起来很专业，但它的相关性遍及我们日常生活中的众多应用。无论是在电子设备的设计、电池寿命的评估，还是在开发高效能源系统方面，理解这一测量使专业人士能够做出明智的决策。随着技术的不断发展，准确测量和管理电荷的重要性只会增加，因此对于任何参与电子和电气工程领域的人来说，了解毫安秒将变得越来越重要。