微小陨石对人和设备也有直接的威胁，而在地外空间条件下，阳光辐射产生的热应力对于任何设备器材都将是严重的问题。
Micrometeorites are a direct threat to humans and equipment, and solar-thermal stress is a significant problem for any structure in space.
凯夫拉纤维的外面是涂铝织物和泡沫的交替层，它可以吸收并分散微小陨石体的撞击，施耐德博士说这种交替层设计可以比金属结构提供更好的保护。
Outside the straps, alternating layers of aluminized fabric and foam absorb and disperse the impacts of micrometeoroids, providing better protection than metal structures, Dr. Schneider said.
即使是现在，微小的陨石仍在不断地撞击地球，然后落到陆地上和大海中。
Even today, microscopic meteorites continually bombard Earth, falling on both land and sea.
从维多利亚陨石坑开始的13英里的路程已经走了3年，但是这个微小的太空船一步一步的记录着它的前行。
The 13-mile drive from Victoria crater had taken three years. But the tiny craft had been documenting its progress, step by step.
这些微陨石和空间微小碎片可能在光学玻璃表面碰撞产生陷坑，也可能吸附在航天器光学玻璃表面造成污染。
These microaerolites and small debris in space may cause defects such as crater or be absorbed due to impact on the surface of optical glass in spacecraft.
这些微陨石和空间微小碎片可能在光学玻璃表面碰撞产生陷坑，也可能吸附在航天器光学玻璃表面造成污染。
These microaerolites and small debris in space may cause defects such as crater or be absorbed due to impact on the surface of optical glass in spacecraft.
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