网络释义
以下结果来自互联网
- 1. 虹膜光阑,孔径
- 2. 计中所用的所有孔径
- 3. 包括孔径
网络例句
以下结果来自互联网
- A pipe or chamber having multiple apertures for making connections.

多支管具有几个用于连接空口的管子或空腔 - a stronghold that is reinforced for protection from enemy fire; with apertures for defensive fire.

为了躲避敌人进攻而建的一个很严密的要点;它有枪眼可以用来自卫。 - A small opening, especially either of two windowlike apertures in the medial wall of the middle ear.

耳窗尤指中耳内壁上的两个窗状的小开口 - Any of various devices that regulate the flow of gases, liquids, or loose materials through piping or through apertures by opening, closing, or obstructing ports or passageways.

阀,活门多种的装置一种,由开启、关闭或阻塞出口或通道来控制通过管道或开口的气体、液体或流动物质
