当苹果公司把这项技术作为在iPhone 4的一项技术参数时这种情况就改变了。 （早期的iPhone机型在实际运作中缺乏对相关重要数据的快速处理能力。）
That changed when Apple added it as an option in the iPhone 4. (Earlier iPhone models lacked the oomph to crunch relevant data quickly enough to be practical.)
文章介绍了该机的粉碎原理、机型结构以及主要的技术参数和实测性能。
The pulverizing mechanism, mechanical structure as well as its technological parameters and tested performances have also been presented in the article.
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