reducing exposure (both occupational and recreational) to loud noises by using personal protective devices and by engineering noise control.
通过使用个人保护装置以及噪音控制工程，减少接触噪音时间。
Transient voltage suppression diode is a diode form of high-performance protective devices.
瞬态电压抑制二极体是一种二极体形式的高效能保护器件。
The necessity to install residual current operated protective devices for houses was explained.
阐述了住宅安装漏电保护器的必要性。
Several protective devices adopted:alarm for open circuit of thermocouple, alarm for overheat and overloading protect.
设有热电偶断偶报警、高温报警、过载保护多种安全保护。
Apply150% rated load at rated power factor and measure the time required for the inverter protective devices to operate.
在额定功率因素上施加150%额定负荷，并测量逆变器保护装置启动所需时间。
Check that all protective devices have the correct Settings.
检查是否所有的保护设施都在正确的设定位置。
The design can be used to test the required testing items of present protective devices and its measuring accuracy is enough.
此设计能对目前继电保护装置所要求的项目进行测试和试验，并满足了要求的精度。
Starting from the requirements and principle of testing protective devices, this paper presents the concept of automatic test.
该文从继电保护装置测试的需求和原理出发，提出自动测试的概念。
The incorrect reclose of line protective devices in electric power system will result in personal injuries and system accidents.
电网中运行的线路保护装置的重合闸误动作，将会引起人身以及电网事故。
The primary failure mode of commomly used circuit protective devices is short-circuit, and so is TVS (Transient Voltage Suppressor) .
常用电路保护器件的主要失效模式为短路，瞬变电压抑制器（TVS）亦不例外。
Respiratory protective devices - Compressed air line breathing apparatus for use with a full face mask, half mask or a mouthpiece assembly - Requirements, testing, marking.
呼吸保护装置。与全罩式面罩、半罩式面罩或口罩一起使用的压缩空气导管呼吸装置。要求、试验和标志。
This paper introduces the new progresses of safe protection technique for military laser in recent years. Some properties of laser protective devices are described in detail.
本文介绍近年来军用激光安全防护技术的新进展，并对激光防护器材的某些特性进行了较详细的叙述。
Low voltage surge protective devices - part 21: surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods.
低压电涌保护装置。第21部分：与电信和信令网络连接的电涌保护装置。性能要求和试验方法。
This paper compared and analyzed right and wrong practices of residual current protective devices in the selection and installation, etc., some considerations in application are proposed.
该文对剩余电流保护器在选型和安装等方面，进行正确与错误做法的对比分析，提出应用中几点注意事项。
This paper reviews North American code requirements for alternator protection, the performance of various protective devices, and recommends methods for providing optimum alternator protection.
文章讨论了北美标准中有关发电机保护的要求，各种保护设备的性能，并推荐一些优化发电机保护的方法。
Protective devices will be supplied to the extent required by law or expressly agreed upon.
将在法律所需或明确商定的范围内供应保护设备。
Protective devices for other reciprocating compressor shall be in accordance with API 618 or manufacture's standard, whichever applicable.
其它往复式压缩机的防护装置应符合API 618或生产厂家标准，两者取一适用者。
Protective devices for other reciprocating compressor shall be in accordance with API 618 or manufacture's standard, whichever applicable.
其它往复式压缩机的防护装置应符合API 618或生产厂家标准，两者取一适用者。
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