space flights

Paying customers on commercially run flights to space would have to meet security requirements, but would not have to pass specific medical tests, according to draft U.S.regulations.

美国联邦航空管理局公布了规范太空旅行的法规草案，该法规草案要求商业太空游者必须遵守相关安全要求，但不必通过专门的药物检测。

Tap water filters trickled down from NASA's need to cleanse water on long space flights.

非蒸馏水净化器是NASA考虑到长途太空飞行中对水的净化的需要而开发的.

But I think when you guys start buying tickets and flying sub-orbital flights to space, very soon--

但我认为当你们开始卖票，开始亚轨道飞行，通往太空，很快--

The first deep space flights reveal numerous planets capable of supporting life.

首次深度空间飞行,众人方知天外有天,人外有人.

Virgin Galactic will start its space flights next year, using environment-friendly space launch technology.

维珍银河将开始太空飞行，明年使用环境友好型太空发射技术。

For the first time in half a century, the space agency Nasa has no manned space flights on its agenda.

这是半个世纪来美国宇航局NASA日程上首次没有载人太空飞行任务。

A program of space flights undertaken by US in 1965 and 1966.

美国在年与年的一项太空计划。

He also published two important scientific theories that were later confirmed by space flights.

他也发表了两个被后来的太空飞行所验证的重要的科学推测.

The mission's commander was also part of docking missions on both his previous space flights, giving him the experience needed to help dock Shenzhou 11 with Tiangong 2.

景海鹏在前两次太空飞行对接任务中也担任了任务指令长，这能为他提供帮助“神舟十一号”与“天宫二号”对接所需的经验。

Earlier this month, the Russians announced a halt to space tourism to free capacity for such flights and plans to double the number of launches to4.

本月初，为执行航空任务之便，俄罗斯宣布暂停太空旅游，并且计划加倍任务执行次数（由2次增加到4次。）

During Space Flights, astronauts follow vigorous exercise regimes to try and prevent bone and muscle loss.

太空飞行期间，宇航员接受一种强化养生法锻炼，以期防止骨损和肌损。