self-sealing造句

1、Media are self-sealing when and they can be named as directional type.
当 时，介质具有自封闭趋势，属于“指向型”；

2、With the self-sealing materials.
使用自黏材料。

3、a self-sealing envelop
自粘封口的信封

4、The casing is provided with a self-sealing cover-plate
外壳是自动封口的活动盖板。

5、Objective:To study the efficacy of three-channel self-sealing sclerotomy in 20G vitrectomy.
目的：探讨“三通道”自闭式巩膜隧道切口用于20G玻璃体切割手术的可行性和应用效果。

self-sealing翻译