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- In one commonly used design, the pattern of holes surrounds a solid silica core, like a honeycomb with only the central hole filled. 有一种常用的设计是，在固态石英的核心周围，环绕散布许多孔洞，就像只有中央的洞被填起来的蜂窝。
- germanium-doped silica core single mode fiber 掺锗石英芯单模光纤
- pure silica core single-mode fiber 纯石英纤芯单模光纤
- Ultra Low Attenuation Pure Silica Core Fiber 超低损耗纯二氧化硅芯光纤概述
- Study on Pure Silica Core optical Fibers 纯硅芯石英光纤的研制
- germanium-doped silica core multimode fiber 掺锗石英芯单模光纤
- Experiment on radiation-resistance of Ge-doped silica core optical fiber 掺Ge石英纤芯光纤的耐辐照实验
- The hard core in the party make all the decisions. 这个党的核心成员决定一切。
- This concept is at the very core of her theory. 这个概念是她理论的核心。
- He was a military man to the core. 他是个地地道道的军人。
- Let's get to the core of the argument. 咱们进入实质性的辩论吧。
- The core of our appeal is freedom of speech. 我们的要求的核心是言论自由。
- The earth has a core and a mantle around it. 地球的中心是地核，地核的周围是地幔。
- He ate the plum, and threw the core away. 他吃掉了李子，并扔掉了果核。
- Let's get to the core of the matter. 让我们看看事情的核心。
- Each student studies four core subjects. 每个学生学习四门基础课。
- He is really rotten to the core. 他真是坏透了。
- It took a long time to get to the core of the affair. 花了很长时间才抓住这件事的要害。
- The crude oil is chromatographed over silica gel. 粗制油状物用硅胶进行色谱分离。
- Containing little silica, as igneous rocks. 基性的基性的，含有比较少量的二氧化硅的作为火成岩的
