Replace component

Component replacement method:

1. First, select the reusable component and lock it (later selection is optional, later selection does not require locking)2. Afterwards, choose to replace the target position (multiple choices are allowed, or you can choose first, which needs to be locked)3. Click on replaceOther functions:

1. Enter search keywords, confirm and go to the target page替换组件方法：1，先选择复用组件并锁定（可后选，后选不用锁定）2，之后选择替换目标位置（可多选,，也可先选，先选需锁定）3，点击替换其他功能：1，输入搜索关键字，确定后前往目标页面