These amazing pens have a great history of being approved for use in space, since they effortlessly write in the gravity free vacuum of space, and at any Angle.
这些令人惊讶的笔有了不起的历史，被批准在太空试用，因为它们在太空失重的情况下或以任何角度都可以轻松自如地使用。
There’s gravity in higher dimensions, gravity with extra curvature terms, and gravity coupled to a ‘chameleon field’ that makes the strength of gravity different near matter than in a vacuum.
我们经常提到的是一个更广意义上的万有引力，一个与附加曲率项（extra curvature terms）有关的和与“chameleonfield”（它能使物体间的万有引力在真空中和一般条件下的力度大小不同）相结合的万有引力。
The easiest way to separate a liquid from a solid? Filtration! Learn how to effectively carry out gravity and vacuum filtrations in this video.
将液体从固体中分开来的最简易方法是什麽?过滤！在此影片中将学习如何有效的用重力过露及真空过滤来进行。
Mold filling characteristics of Al alloy in vacuum lost foam low pressure casting (VLFLPC) under counter gravity condition were examined.
试验研究了反重力浇注条件下，铝合金消失模真空低压铸造的充型流动特性。
Others research results showed that the mechanism of karst collapse in this area were latent corrosion of underground water, inhaling corrosion of vacuum, gravity load.
已有文献资料表明，该地区岩溶塌陷是地下水潜蚀、真空吸蚀、重力及荷载等多方面综合作用的结果。
Objectives: To investigate the sterilizing effect of gravity and vacuum sterilizer on vaseline gauze.
目的：探讨预真空压力蒸气灭菌器对凡士林纱布的灭菌效果。
The gravity of this water column continuously produces the vacuum and so a vacuum pump is not needed.
水柱的重力不断地引起真空，所以真空管是不需要的。
Extraterrestrial Environment: How It Affects the Way Things Work or Do Not Work vacuum and high pressure, low and high temperature, gravity or lack of, geological uncertainty;
第二讲：太空环境：如真空或高压，低温或高温，高重力或低重力以及地质的不确定性是如何影响机械的工作性能的；
This gravity-defying robot can climb walls and even cling to the ceiling, using a vortex vacuum to hug to the surface.
这种挑战重力的机器人利用一台紧抱表面的涡流真空泵能够爬上墙壁，甚至紧贴着天花板。
The utility model discloses a built-in electrothermal tray type specific gravity vacuum degassing tank, belonging to the technology field of vacuum oil purifier.
本实用新型公开的一种内置电热盘式比重真空脱气罐属于真空净油机技术领域。
The utility model discloses a built-in electrothermal tray type specific gravity vacuum degassing tank, belonging to the technology field of vacuum oil purifier.
本实用新型公开的一种内置电热盘式比重真空脱气罐属于真空净油机技术领域。
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