germanium 

78288
单词释义
n.
单词例句
Germanium is a semiconductor material used in transistors and solar cells.
锗是一种用于晶体管和太阳能电池的半导体材料。
The discovery of the photoelectric effect in germanium paved the way for modern electronics.
锗的光电效应的发现为现代电子学的发展铺平了道路。
This particular type of solar panel utilizes a thin layer of germanium as its base material.
这种特定类型的太阳能电池板使用薄层锗作为基材。
Germanium is often used in infrared optics due to its high refractive index.
由于其高折射率,锗常用于红外光学。
The addition of germanium to steel enhances its strength and toughness.
在钢中添加锗可以增强其强度和韧性。
Germanium transistors were a significant improvement over their vacuum tube predecessors.
锗晶体管比它们的真空管前身有显著的改进。
Infrared detectors made from germanium can sense even the slightest temperature changes.
由锗制成的红外探测器甚至能感知到最微小的温度变化。
Germanium is also used in fiber optic communication systems due to its low attenuation properties.
由于其低衰减特性,锗也被用于光纤通信系统。
Some early computers relied on germanium-based logic gates for their operations.
一些早期的计算机依赖于基于锗的逻辑门进行运算。
Germanium's semi-conducting properties make it essential in the production of semiconductors and microchips.
锗的半导体性质使其在半导体和微芯片生产中至关重要。
The recent hype of Western media outlets on China's export plunge to the United States of gallium and germanium, two critical chip-making minerals, are only meant to impose extra pressure on China, a senior analyst told China Daily on Tuesday.
"China started to impose export restrictions on industrial products and materials containing gallium and germanium from Aug 1, 2023.
- China has approved some companies' export applications for gallium and germanium products that comply with relevant regulations, commerce ministry spokesperson He Yadong said Thursday.
China's commerce ministry and the General Administration of Customs issued a notice on imposing export restrictions on industrial products and materials containing gallium and germanium in July.
China started to impose export restrictions on industrial products and material containing gallium and germanium from August 1, 2023.
The Ministry of Commerce has been receiving license applications from some companies regarding the export of gallium and germanium related items, said Shu Jueting, the ministry's spokeswoman.
China's decision to restrict export of industrial products and materials containing gallium and germanium is not targeted at any specific country and is in line with the international practice of placing more emphasis on protecting strategic mineral resources, officials and experts said on Tuesday.
Gallium and germanium are important raw materials for the semiconductor industry.
US semiconductor wafer maker AXT Inc said on Monday that its Chinese subsidiary Tongmei will immediately proceed to apply for the permits to keep exporting gallium and germanium substrate products from China.
In the first quarter, gallium arsenide and germanium substrates exported from China contributed about $4.3 million in revenue, AXT said on its official website.
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