Westinghouse's new AP1000, for example, has“passive safety” systems that can prevent a meltdown during an emergencywithout operator intervention.
比如西屋的新式的AP1000包含“被动安全”系统，能够在紧急时刻不需操作人员介入就能避免反应炉核心熔毁。
These redundant and passive safety systems work without the help of an operator, or even electricity, during times of duress, be it man-made or natural.
在由于人为或自然事故发生而触发强迫停机期间，这些冗余的、被动的安全系统不需要操作员或者电力的帮助即可工作。
So research on the safety of side impact becomes an important item in the passive safety of the car.
因此，汽车侧面碰撞安全性的研究成为汽车被动安全性研究的一项重要内容。
Protection of the occupants is always one of the crux problems in the vehicle passive safety research.
汽车乘员在前碰撞中的损伤防护一直是汽车被动安全研究的关键问题之一。
As people's requisition for passive safety is increasing constantly, the research and development of the airbag become the focus.
随着人们对汽车被动安全性的要求不断增高，对安全气囊的研究开发工作成为热点。
The action, work principle and characteristics of density locks used in nuclear reactor passive safety are analyzed theoretically.
从理论上分析了密度锁在核反应堆非能动安全中的作用及特点，介绍了密度锁的工作原理和结构形式。
Recent years, the passive safety of large bus and coach has been studied deeply by foreign countries, and good effects have been achieved.
近年来，国外大客车被动安全研究进展迅速，并取得了良好的效果。
In order to improve the performance of vehicle's passive safety and other performance, engine compartment of a domestic car was optimized.
为了改进汽车碰撞安全等性能，对国内某轿车新产品前舱进行了优化分析。
The RELAP5 code is a great thermal-hydraulic transient analysis code at present, and it is as the tool of studying passive safety in this thesis.
RELAP5程序是目前大型的热工水力瞬态分析程序，本文把它作为非能动安全研究的工具。
In addition, balance weight of hoisting system and HPHT simulation wellbore all can be placed in the bottom, and improve the system of passive safety.
另外，起升配重及高温高压模拟井筒可全部置于设计的人工井底，提高了系统的被动安全性。
To ensure driving safely, a large quantity of active and passive safety devices are widely used on coaches, which greatly improve bus safety than before.
为保证行车安全，大量主动、被动安全装置在客车上得到广泛应用，客车的安全性较以前有了很大提高。
Drivers and passengers in the car must wear a seat belt, airbag is a passive safety device, only with the use of seat belts, in order to have a real security effect.
驾驶员和乘员在汽车运行时必须系好安全带，安全气囊属于被动安全装置，只有和安全带配合使用，才能有真正的安全保护效果。
This paper is on the research of the passive safety experiment about child safety seats in the vehicle aiming at the blankness of the test and regulation at present.
本文针对国内在汽车儿童安全座椅试验研究和法规方面的空白，对汽车儿童安全座椅的碰撞安全性动态试验方法进行研究。
However, most methods of the current combination still remain the combination of styles, that is, merely a vehicle USES active security technology and passive safety technology simultaneously.
然而，目前的大多数结合仍然停留在相加式的结合，即仅仅是在同一辆车上同时使用主动安全技术与被动安全技术。
However, most methods of the current combination still remain the combination of styles, that is, merely a vehicle USES active security technology and passive safety technology simultaneously.
然而，目前的大多数结合仍然停留在相加式的结合，即仅仅是在同一辆车上同时使用主动安全技术与被动安全技术。
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