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cob的音标是[kəʊb],基本意思是“核心部分”;“核心”或“中心”。速记技巧包括:
1. 记住字母组合;
2. 了解单词的发音;
3. 练习书写;
4. 反复复习。
请注意,速记技巧可能因人而异,因此最好根据自身习惯总结适合自己的方法。
COB,通常指的是“芯片级光学布线(Chip-on-board assembly)”技术,它是一种用于在电子设备中将芯片直接连接到电路板的技术。然而,英文词源和变化形式以及相关单词的具体内容会因语境和历史背景而异。
英文词源:COB可能源自“Chip Over Board”,表示在电路板上放置芯片的技术。
变化形式:COB可以指代不同的技术版本,如COB(裸片上板)、FCOB(封装在板上的芯片)和MCP(多芯片模块)等。
相关单词:
1.裸片(die):指从芯片制造中生产出来的微小硅片。
2.上板(on-board):与电路板相连的术语,表示芯片被放置在电路板上。
3.组装(assembly):将组件组合在一起的过程,包括将芯片放置在电路板上。
4.焊接(welding):使用焊接技术将组件(如芯片)与电路板连接起来的过程。
5.贴装(mounting):将电子元件(如芯片)安装在电路板或其他基板上的过程。
6.裸芯片封装(bare die packaging):将裸片密封在塑料或陶瓷外壳中的过程。
7.多芯片模块(multi-chip module):将多个芯片封装在一起的电子模块。
8.集成芯片模块(integrated chip module):将多个芯片集成到单个封装中的电子模块。
9.电路板(circuit board):用于连接和支撑电子元件的基板。
10.微组装(micro-assembly):一种制造技术,涉及使用微型机器人或微纳制造系统进行精确的微纳组装。
以上内容仅供参考,建议到相关网站查询以获取更准确的信息。
常用短语:
1. come up with
例句:She came up with a creative solution to the problem.
2. take it for granted
例句:I take it for granted that you will help me with this task.
3. keep an eye on
例句:I need you to keep an eye on my house while I"m away.
4. hit the spot
例句:The cup of coffee hit the spot after a long day at work.
5. break the ice
例句:The silence was broken when he made a joke to start a conversation.
6. hit the road
例句:We hit the road early this morning to make it to the destination on time.
7. keep in touch
例句:We need to keep in touch and update each other on our progress.
英文小作文:
标题:Friendship and Communication
Friendship is a beautiful thing, and it requires constant communication and effort to maintain. When we have a friend in our lives, we can share our joys and sorrows, and we can learn from each other"s experiences. Communication is essential in maintaining a healthy friendship, because it helps us understand each other better and avoid misunderstandings. We need to keep in touch with our friends regularly, and we need to take the time to talk to them, even if it"s just for a few minutes every day. In this way, we can maintain healthy relationships with our friends, and we can cherish the moments we have together.
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