油体向水体侵入时为活塞状推进，为直接证明隔油式油驱水增加了难度。
It is difficult to make a directness certification of compartmental oil driving water while oil invading water like piston forwarding.
介绍在缆芯中不填充油膏的松管光缆。在这种光缆中用一种泡沫状的热塑性弹性体来代替传统松管光缆中的油膏，起到阻水的作用。
A kind of loose tube fiber optic cable is introduced, in which foam-like thermoplastic elastomer is used instead of conventional jelly for water blocking.
而玻璃体为位于巩膜、睫状小带与晶状体边缘的无色透明胶状眼球内容物，体积大于眼房水；
The vitreous body is a clear jelly that is much larger than the aqueous humor, and is bordered by the sclera, zonule, and lens.
应用推荐