The Extravehicular Activity Information System, which is a suite of prototype electronic devices to help with future spacewalks.

飞船外部活动信息系统。 这是一套电子设备的模型，为未来的太空漫步提供帮助。

Armstrong simulates walking on the moon during EVA (extravehicular activity) training

阿姆斯特朗在舱外活动（extravehicular activity，EVA）训练中模拟月面行走。

Armstrong, Apollo ll mission commander, at the modular equipment storage assembly (MESA) of the Lunar Module Eagle on the historic first extravehicular activity (EVA) on the lunar surface.

这是具有历史意义的人类首次在月球表面进行的太空舱外活动。

Currently, China has mastered major space technologies such as manned space transportation, space extravehicular activity, space docking, operating in assembly and astronauts' mid-term stay in orbit.

目前，中国已突破掌握载人天地往返、空间出舱、空间交会对接、组合体运行、航天员中期驻留等载人航天领域重大技术。

EVA spacesuit not only provides life support for astronaut, but also should have a high activity performance. So the astronaut can finish all kinds of extravehicular work. It is an ergonomics problem.

舱外航天服除了为航天员在出舱活动时提供基本的生命保障外，还应具有很高的活动性能，从而使航天员能够有效地完成各种舱外作业，这就涉及到工效学的问题。

Ground test facilities to validate astronauts′ suit must be built in order to achieve the Extravehicular activity.

为了完成航天员的出舱活动任务，必须建设可以验证航天员出舱活动适应性的地面试验设备。

The first of these, extravehicular activity, was completed successfully in 2008 after Shenzhou VII was launched.

这些之前，神舟七号发射成功以后在2008年完全可以成功的进行舱外活动。

In the field of manned spaceflight, extravehicular spacesuit is the essential equipment in extravehicular activity (EVA).

在载人航天领域，舱外航天服是航天员进行出舱活动的必备装备。

The orbital radiation heat flux received by the spacesuit used for extravehicular activity ( EVA )is analyzed.

分析了舱外航天服在轨道空间环境的辐射换热热流。