单击右箭头，打开组件面板。

Click the right arrow to open the component palette.

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可能还需要单击右箭头，以便重新打开组件面板。

You also might need to click the right arrow to reopen the component palette.

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打开组装关系图(如果尚未打开)，将没有实现类型的新s CA组件拖动到画布上。

Open the assembly diagram, if it is not already open, and drag a new SCA component with no implementation type onto the canvas.

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