The key to success with a socket wrench is pattern matching: The socket must match the nut.
成功使用套筒扳手的关键在于模式匹配：套筒扳手必须与螺母相匹配。
If you miss the caps lock key, it can be remapped by clicking on the wrench icon in the top-right. That's where all the system Settings live.
如果你怀念大写键，那也没关系，你可以点击右上方的扳手按钮重新设置，这里汇聚了系统的所有设置选项。
Therefore, the invention can be used as a socket key and as an ordinary wrench, and has the advantages of versatile functions, good integration, and wide applications.
既可做套筒扳手使用，又可做普通扳手使用，具有功能多样，集成 性好，用途广泛等优点。
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