比如玻璃制品破裂后产生碎片，管道胶带可用于保护使用者不受伤害。
If there is a chip out of a glass object, the duct tape can be used to protect the user from being injured.
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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