milliwatt

简明释义

英[ˈmɪlɪˌwɒt]美[ˈmɪləˌwɑːt]

n. 毫瓦特

英英释义

单词用法

同义词

反义词

例句

1.The bright blue 700-milliwatt laser that emanates from the palm can burn patterns in wood. The 300-milliwatt red laser that blasts from the top is weaker, with just enough strength to burst balloons.

掌部放射出的700豪瓦的蓝色激光能烧着木头，而顶部放射的300豪瓦较弱的红色激光只能打爆气球。

2.These displays sip power, drawing just one milliwatt in a static state and 30 milliwatts when showing video.

这些显示屏能耗极小，静止状态时能耗仅1毫瓦，显示视频时能耗 [也不过]30毫瓦。

3.The sending power 1 milliwatt, promotes the wireless performance until, achieves 15 meter free use, the random 360 degrees regarding the use angle, let you get rid thoroughly "wired" the limit;

发送功率1毫瓦，将无线性能提升到及至，达到15米自由使用，任意360度围绕使用角度，让你彻底摆脱“有线”的限制；

4.This article presents the development of a milliwatt ultrasound power measurement system.

本文介绍了一种毫瓦级超声功率测量计的研制。

5.The bright blue 700-milliwatt laser that emanates from the palm can burn patterns in wood. The 300-milliwatt red laser that blasts from the top is weaker, with just enough strength to burst balloons.

掌部放射出的700豪瓦的蓝色激光能烧着木头，而顶部放射的300豪瓦较弱的红色激光只能打爆气球。

6.These displays sip power, drawing just one milliwatt in a static state and 30 milliwatts when showing video.

这些显示屏能耗极小，静止状态时能耗仅1毫瓦，显示视频时能耗[也不过]30毫瓦。

7.A typical smartphone charger outputs around 500 milliwatts of power.

一款典型的智能手机充电器输出大约500毫瓦的功率。

8.In medical devices, some implants use less than 10 milliwatts to function.

在医疗设备中，一些植入物的工作功率低于10毫瓦。

9.This tiny sensor operates on just 1 milliwatt of power.

这个微小的传感器仅需1毫瓦的功率运行。

10.The power consumption of this wireless mouse is only 5 milliwatts when idle.

这款无线鼠标在待机时的功耗仅为5毫瓦。

11.The LED light bulb consumes only 10 milliwatts, making it very energy-efficient.

这款LED灯泡仅消耗10毫瓦，非常节能。

作文

In the world of electronics and electrical engineering, understanding power measurements is crucial. One such measurement that often comes up is the milliwatt, which represents one-thousandth of a watt. This unit is commonly used to describe the power output of small devices and components, such as LEDs, batteries, and various electronic circuits. The importance of the milliwatt in our daily lives cannot be overstated, as it helps us understand how much energy these small devices consume or produce.For instance, when we look at the specifications of a typical LED light bulb, we might see that it operates at around 800 milliwatts. This means that it uses only a fraction of the power compared to traditional incandescent bulbs, which can use up to 60 watts for similar brightness levels. By using milliwatts as a measurement, manufacturers can provide consumers with a clear understanding of energy efficiency and help them make informed choices about their lighting options.Moreover, the concept of milliwatts extends beyond just lighting. In the realm of portable electronics, such as smartphones and tablets, battery life is often rated in milliwatts as well. For example, a smartphone battery might have a capacity of 3000 mAh (milliamp hours) at 3.7 volts, which translates to approximately 11.1 milliwatts of continuous power consumption during operation. Understanding this measurement allows users to gauge how long their devices will last on a single charge, which is a critical factor in today’s fast-paced, technology-driven world.Furthermore, the milliwatt plays a significant role in wireless communication technologies. Many wireless devices, such as Wi-Fi routers and Bluetooth transmitters, operate at power levels measured in milliwatts. For instance, a typical Wi-Fi router may transmit signals at about 20 milliwatts, enabling it to cover a wide area while maintaining a strong connection. The ability to measure power in milliwatts allows engineers to optimize the performance of these devices, ensuring they are powerful enough for effective communication without wasting energy.In addition to its practical applications, the milliwatt also has implications in terms of safety and regulation. For example, certain devices must not exceed specific milliwatt limits to comply with health and safety standards. This is particularly relevant in the field of telecommunications, where excessive power output can lead to interference with other devices or even pose health risks to users. Regulatory bodies monitor these power levels to ensure that all devices operate within safe parameters.In conclusion, the milliwatt is a fundamental unit of power measurement that plays a vital role in various aspects of modern technology. From enhancing energy efficiency in household appliances to optimizing the performance of portable devices and ensuring compliance with safety regulations, understanding the milliwatt is essential for both consumers and professionals alike. As technology continues to evolve, the relevance of milliwatts will only increase, making it imperative for individuals to grasp this concept thoroughly. By doing so, we can make smarter decisions about our energy usage and contribute to a more sustainable future.

在电子和电气工程的世界中，理解功率测量是至关重要的。其中一个常见的测量单位是毫瓦，表示一瓦特的千分之一。这个单位通常用于描述小型设备和组件的功率输出，例如LED灯、蓄电池和各种电子电路。毫瓦在我们日常生活中的重要性不容小觑，因为它帮助我们理解这些小型设备消耗或产生多少能量。例如，当我们查看典型LED灯泡的规格时，可能会看到它的工作功率约为800 毫瓦。这意味着它仅使用了传统白炽灯泡的一个小部分功率，而后者在相似的亮度水平下可使用高达60瓦。通过使用毫瓦作为测量单位，制造商可以向消费者提供关于能效的清晰理解，帮助他们在照明选项上做出明智的选择。此外，毫瓦的概念不仅限于照明。在便携式电子产品的领域，例如智能手机和平板电脑，电池寿命通常也以毫瓦为单位进行评估。例如，智能手机电池的容量可能为3000 mAh（毫安时），电压为3.7伏，这大约转换为11.1 毫瓦的持续功率消耗。理解这个测量单位使用户能够评估他们的设备在一次充电后能够持续多久，这是在当今快节奏、科技驱动的世界中至关重要的因素。此外，毫瓦在无线通信技术中也扮演着重要角色。许多无线设备，如Wi-Fi路由器和蓝牙发射器，其工作功率以毫瓦为单位进行测量。例如，典型的Wi-Fi路由器可能以约20 毫瓦的功率发送信号，使其能够覆盖广泛的区域，同时保持强大的连接能力。测量毫瓦的能力使工程师能够优化这些设备的性能，确保它们在有效通信的同时不会浪费能源。除了实际应用外，毫瓦在安全和监管方面也具有重要意义。例如，某些设备的功率输出不得超过特定的毫瓦限制，以符合健康和安全标准。这在电信领域尤其相关，因为过高的功率输出可能导致与其他设备的干扰，甚至对用户构成健康风险。监管机构监测这些功率水平，以确保所有设备在安全参数内运行。总之，毫瓦是一个基本的功率测量单位，在现代技术的各个方面发挥着至关重要的作用。从提高家用电器的能效到优化便携式设备的性能，再到确保遵守安全法规，理解毫瓦对于消费者和专业人士来说都是必不可少的。随着技术的不断发展，毫瓦的相关性只会增加，因此个人掌握这一概念显得尤为重要。通过这样做，我们可以更明智地决策我们的能源使用，并为更可持续的未来做出贡献。