reflow

简明释义

英[ˈriːfləʊ]美[ˈriːfloʊ]

n. 软熔焊接；页面重排

v. 回熔焊接；重排版

英英释义

单词用法

同义词

反义词

例句

1.SMD lamp beads, manufactured through full automatic reflow soldering line.

贴片灯珠，全自动化回流焊生产；

2.Strategic alliance with other printer and reflow oven company to cater to the need of the customers for total line solution.

通过和其他品牌印刷机，回流炉的战略联盟，更好地满足客户整线生产方案的需求。

3.The article reviews progress in research into pathogenesis, diagnosis of coronary no-reflow phenomenon.

现对无再流现象的发病机制及诊断的研究进展进行综述。

4.This is a repaint, but only of a small part of the page instead of a reflow and repaint of a big page chunk.

这是一个重绘过程，但只影响页面的一小部分，避免重排版并重绘一大块页面。

5.Design stencil according to requirement of inserter soldering quality and reflow soldering technology.

根据插件焊接质量的要求，按照回流焊工艺设计印刷模板。

6.In this case, there is a repaint only (no reflow), because the layout of the element hasn't changed.

在这种情况下，只需要重绘(不需要重排版)，因为元素的布局没有改变。

7.Excessive DOM manipulation can lead to multiple reflows 重排, slowing down the performance.

过多的DOM操作可能导致多次reflow 重排，降低性能。

8.Using CSS transitions can help minimize reflows 重排 during animations.

使用CSS过渡可以帮助减少动画期间的reflow 重排。

9.The browser performs a reflow 重排 when the window is resized.

当窗口大小调整时，浏览器会执行一次reflow 重排。

10.After making changes to the layout, we need to trigger a reflow 重排 to ensure everything is displayed correctly.

在对布局进行更改后，我们需要触发一次reflow 重排以确保一切正确显示。

11.When you add new elements to the page, a reflow 重排 occurs to accommodate them.

当你向页面添加新元素时，会发生一次reflow 重排以适应它们。

作文

In the world of web development, the term reflow refers to the process by which the browser recalculates the positions and geometries of elements in the document. This can happen when changes are made to the DOM (Document Object Model), such as adding or removing elements, changing styles, or resizing the window. Understanding how reflow works is crucial for developers who want to create efficient, responsive web applications. When a reflow occurs, the browser must analyze the layout of the entire page or a portion of it to ensure that everything is displayed correctly. This means that any time a change is made that affects the layout, the browser must go through this process again. For instance, if you were to increase the font size of a paragraph, the browser would need to perform a reflow to adjust the spacing around that paragraph and ensure that it fits within its container. Frequent reflows can lead to performance issues, especially in complex web applications with many elements on the page. Developers often strive to minimize reflow events to improve the user experience. One common technique is to batch DOM manipulations together; instead of changing the DOM multiple times, which would cause multiple reflows, developers can make all necessary changes at once and trigger a single reflow. Another way to reduce reflow is by using CSS transitions and animations wisely. Since these can often be handled by the GPU (Graphics Processing Unit), they may not require a full reflow, allowing for smoother animations without impacting the overall layout. Additionally, understanding the difference between reflow and repaint is important. While reflow involves recalculating layouts, repaint only updates the visual representation of elements that have not changed in size or layout. To illustrate the importance of managing reflow, consider a scenario where a developer is building a dynamic photo gallery. If each time a user clicks to view a larger image, the browser performs a reflow for every single image being loaded, the experience could become sluggish. Instead, by preloading images and making use of CSS to manage visibility, the developer can significantly reduce the number of reflows required, resulting in a smoother experience. In conclusion, mastering the concept of reflow is essential for anyone involved in web development. By understanding how reflow impacts performance and user experience, developers can implement strategies to optimize their applications, leading to faster load times and a more enjoyable experience for users. As the web continues to evolve, being mindful of reflow will remain a critical skill for developers aiming to create high-quality, responsive websites.

在网页开发的世界中，术语reflow指的是浏览器重新计算文档中元素的位置和几何形状的过程。这可能发生在对DOM（文档对象模型）进行更改时，例如添加或删除元素、改变样式或调整窗口大小。理解reflow的工作原理对希望创建高效、响应迅速的Web应用程序的开发人员至关重要。当发生reflow时，浏览器必须分析整个页面或其中一部分的布局，以确保一切正确显示。这意味着每当进行影响布局的更改时，浏览器必须再次执行此过程。例如，如果您增加段落的字体大小，浏览器需要执行一次reflow以调整该段落周围的间距，并确保它适合其容器。频繁的reflow可能会导致性能问题，尤其是在具有许多页面元素的复杂Web应用程序中。开发人员通常努力最小化reflow事件，以改善用户体验。一种常见的技术是将DOM操作批量处理在一起；而不是多次更改DOM，这会导致多次reflow，开发人员可以一次性进行所有必要的更改，并触发一次reflow。减少reflow的另一种方法是明智地使用CSS过渡和动画。由于这些通常可以由GPU（图形处理单元）处理，因此可能不需要完全的reflow，从而允许更平滑的动画，而不会影响整体布局。此外，了解reflow和repaint之间的区别也很重要。虽然reflow涉及重新计算布局，但repaint仅更新未在大小或布局上发生变化的元素的视觉表示。为了说明管理reflow的重要性，考虑一个开发人员正在构建动态照片库的场景。如果每当用户点击查看更大图像时，浏览器都为每个加载的图像执行一次reflow，那么体验可能会变得缓慢。相反，通过预加载图像并利用CSS管理可见性，开发人员可以显著减少所需的reflow次数，从而实现更顺畅的体验。总之，掌握reflow的概念对于任何参与网页开发的人都是必不可少的。通过理解reflow如何影响性能和用户体验，开发人员可以实施优化应用程序的策略，从而实现更快的加载时间和更愉悦的用户体验。随着网络的不断发展，关注reflow将始终是开发人员创建高质量、响应迅速的网站所需的关键技能。